Well hello there, dear! Grandma Jo here, and if there is one thing I love more than a good Sunday supper, it is a recipe that comes together quick as a wink but tastes like you fussed all day. This Roasted Pepper Tuna Pasta Salad has been my go-to for picnics, potlucks, and those “oh goodness, what’s for lunch?” moments since the 80s.

Table of Contents
Table of Contents
That sweet roasted pepper dressing is pure magic. It clings to every noodle and every flake of tuna, giving the whole bowl a creamy, savory flavor without feeling too heavy. And those little capers? They add the perfect salty pop in every bite.
This is the kind of pasta salad that tastes fresh, filling, and just a little fancy, even though it is made with simple pantry ingredients. Trust me, you may want to make a double batch because this one disappears fast.
Why You’ll Love This Roasted Pepper Tuna Pasta Salad
This Roasted Pepper Tuna Pasta Salad is quick, flavorful, and perfect for busy days.
It comes together in under 30 minutes, especially if you already have cooked pasta on hand. The tuna adds plenty of protein, while the roasted pepper sauce makes the whole salad creamy and bright.
It is also great for meal prep, picnics, and potlucks because it tastes even better after chilling. The flavors have time to mingle, and every bite becomes more delicious.
Ingredients for Roasted Pepper Tuna Pasta Salad
To make this Roasted Pepper Tuna Pasta Salad, you will need:

- 8 ounces short pasta, such as rotini, penne, shells, or bowties
- 2 cans tuna, 5 ounces each, drained well
- 2/3 cup roasted red peppers, drained and divided
- 2 tablespoons capers, drained and rinsed
- 1/2 cup plain Greek yogurt or nonfat yogurt
- 1/4 cup fresh basil leaves, packed
- 2 tablespoons olive oil
- 1 tablespoon fresh lemon juice, plus more to taste
- 1 garlic clove, minced
- 1/2 teaspoon salt, or to taste
- 1/4 teaspoon black pepper
- Optional: extra chopped basil for garnish
The roasted red peppers are used in two ways. Some are mixed directly into the salad for texture, while the rest are blended into the creamy dressing. Greek yogurt keeps the sauce light but still creamy, and capers add that salty, briny flavor that makes the salad pop.
Equipment You’ll Need
You only need a few basic kitchen tools for this recipe:
- Large pot for boiling pasta
- Colander for draining
- Blender or food processor
- Large mixing bowl
- Spoon or spatula
Nothing fancy here, dear. Just the simple tools needed to get this bright, flavorful pasta salad on the table.
How to Make Roasted Pepper Tuna Pasta Salad

Step 1: Prepare the Tuna Mixture
In a large mixing bowl, combine the drained tuna, 1/3 cup of the roasted red peppers, and the drained capers.
Break the tuna into bite-sized flakes with a fork. Be sure to drain the tuna well so the salad does not become watery. If the roasted peppers or capers are packed in a lot of liquid, give them a quick rinse and pat them dry.
Step 2: Blend the Roasted Pepper Sauce
In a blender or food processor, combine the remaining 1/3 cup roasted red peppers, Greek yogurt, fresh basil, olive oil, lemon juice, minced garlic, salt, and black pepper.
Blend until smooth and creamy. Taste the sauce and adjust as needed. Add more lemon juice for brightness, more salt for flavor, or a little extra basil if you want it more herb-forward.
Step 3: Cook the Pasta
Bring a large pot of salted water to a boil. Add the pasta and cook until al dente according to the package directions, usually about 10 to 14 minutes depending on the shape.
Drain the pasta and rinse it under cold water to stop the cooking. Let it drain well before adding it to the salad.
Step 4: Assemble the Pasta Salad
Add the cooled pasta to the bowl with the tuna mixture. Pour the roasted pepper sauce over the top.
Gently toss until the pasta, tuna, peppers, and capers are evenly coated. Cover and chill for at least 30 minutes before serving so the flavors can blend.
Taste once more before serving and adjust with extra lemon juice, salt, pepper, or fresh basil if needed.
Print
Grandma Jo’s 30-Minute Roasted Pepper Tuna Pasta Salad Bliss
A refreshing and protein-packed Roasted Pepper Tuna Pasta Salad, perfect for a quick and healthy meal.
- Total Time: 24 minutes
- Yield: 4 servings 1x
Ingredients
1 (6-ounce) can chunk light tuna in water, drained,1 (7-ounce) jar roasted red peppers, rinsed and sliced (2/3 cup), divided,1/2 cup finely chopped red onion or scallions,2 tablespoons capers, rinsed, coarsely chopped if large,2 tablespoons nonfat plain yogurt,2 tablespoons chopped fresh basil,1 tablespoon extra-virgin olive oil,1 1/2 teaspoons lemon juice,1 small clove garlic, crushed and peeled,1/8 teaspoon salt, or to taste,Freshly ground pepper, to taste,6 ounces whole-wheat penne or rigatoni (1 3/4 cups)
Instructions
Put a large pot of lightly salted water on to boil.,Combine tuna, 1/3 cup red peppers, onion (or scallions) and capers in a large bowl.,Combine yogurt, basil, oil, lemon juice, garlic, salt, pepper and the remaining 1/3 cup red peppers in a blender or food processor. Puree until smooth.,Cook pasta until just tender, 10 to 14 minutes or according to package directions. Drain and rinse under cold water. Add to the tuna mixture along with the red pepper sauce; toss to coat.
Notes
Hi there! I’m Grandma Jo,On Good Ol’ Recipes, I share the dishes I’ve cooked for decades: comforting Sunday dinners, family favorites, and old-fashioned treats that never go out of style.,My goal is simple—to bring back the flavors of tradition, remind you of grandma’s table, and inspire you to make memories of your own.
- Prep Time: 10 minutes
- Cook Time: 14 minutes
- Category: Salad
- Method: Stovetop
- Cuisine: American
- Diet: Low-Fat
Nutrition
- Serving Size: 1/4 of recipe
- Calories: 280
- Sugar: 4g
- Sodium: 420mg
- Fat: 6g
- Saturated Fat: 1g
- Unsaturated Fat: 4g
- Carbohydrates: 38g
- Fiber: 5g
- Protein: 20g
- Cholesterol: 25mg
Tips for the Best Roasted Pepper Tuna Pasta Salad
Chill the salad for at least 30 minutes before serving. This gives the roasted pepper sauce time to soak into the pasta and tuna.
Use fresh basil if possible. It gives the dressing a bright, fresh flavor that dried basil cannot fully match.
Rinse the pasta after cooking. This keeps it from sticking together and helps it cool quickly for the salad.
Drain the tuna, peppers, and capers well. Too much extra liquid can thin the dressing.
Taste before serving. A small squeeze of lemon or pinch of salt can bring the whole dish to life.
Ingredient Substitutions and Variations
You can use Greek yogurt instead of nonfat yogurt for a thicker, creamier dressing.
If you do not have capers, chopped green olives or kalamata olives can add a similar salty bite.
Any short pasta will work, including rotini, penne, bowties, shells, or elbow macaroni.
For a gluten-free version, use your favorite gluten-free pasta.
If you want more vegetables, add diced cucumber, cherry tomatoes, spinach, or chopped celery.
For extra protein, stir in chickpeas, white beans, or an extra can of tuna.
If you want a little heat, add a pinch of red pepper flakes or a spoonful of chopped pepperoncini.
Serving Suggestions for Roasted Pepper Tuna Pasta Salad
This Roasted Pepper Tuna Pasta Salad is delicious on its own for lunch, but it also makes a wonderful side dish.
Serve it with crusty bread, crackers, or pita chips for a simple meal.
It also pairs beautifully with crisp greens, cucumber salad, tomato salad, or a bowl of fresh fruit.
For potlucks and picnics, serve it chilled in a large bowl with extra basil sprinkled on top. A few kalamata olives on the side also make the roasted pepper flavor shine.
Storage and Reheating Instructions
Store leftover Roasted Pepper Tuna Pasta Salad in an airtight container in the refrigerator for up to 3 days.
This salad is best served cold, so there is no need to reheat it. Just give it a good stir before serving.
If the pasta absorbs too much dressing as it sits, freshen it up with a spoonful of yogurt, a drizzle of olive oil, or a squeeze of lemon juice.
Freezing is not recommended because the yogurt dressing and pasta can change texture after thawing.
Nutritional Information
Nutrition values are estimates and may vary depending on the ingredients and brands used.
Each serving has approximately 280 calories, 20g protein, and 6g fat.
For the most accurate nutrition information, calculate using your exact ingredients and serving size.
Frequently Asked Questions
Can I use fresh roasted peppers instead of jarred?
Yes. Fresh roasted peppers are delicious in this recipe. Roast them until softened and slightly charred, then peel off the skins and chop before using.
How long does this tuna pasta salad keep in the fridge?
It keeps well for up to 3 days in an airtight container. The flavor often gets better after the first day.
Can I make this vegetarian?
Yes. Replace the tuna with chickpeas or white beans. They add protein and soak up the roasted pepper dressing beautifully.
What if I do not have a blender?
You can still make the dressing. Finely chop the roasted peppers and basil, then whisk them with the yogurt, olive oil, lemon juice, garlic, salt, and pepper. The sauce will be chunkier but still delicious.
Can I make this ahead of time?
Yes. This is a great make-ahead pasta salad. Prepare it a few hours in advance and keep it chilled until ready to serve.
Share Your Roasted Pepper Tuna Pasta Salad
Now don’t be shy, sweetie. I would love to hear how your Roasted Pepper Tuna Pasta Salad turned out.
Leave a comment with your favorite twist, or share how you served it for lunch, a picnic, or a family gathering.
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