How many servings does this recipe make?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

What ingredients do I need for Caramelized Onion and Roasted Red Pepper Linguine?

You need 9 ingredients. The key ingredients include: 1 1/2 tablespoons unsalted butter, 2 tablespoons extra-virgin olive oil, 1 1/2 pounds onions, halved, thinly sliced, 1 16-ounce jar roasted red peppers, drained, cut into thin strips, and more.

Is Caramelized Onion and Roasted Red Pepper Linguine suitable as pasta & noodles?

Yes, Caramelized Onion and Roasted Red Pepper Linguine falls under the Pasta & Noodles category and is a great choice for this type of meal.

How do I store leftover Caramelized Onion and Roasted Red Pepper Linguine?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

Caramelized Onion and Roasted Red Pepper Linguine

Name: Caramelized Onion and Roasted Red Pepper Linguine
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 1 1/2 tablespoons unsalted butter; 2 tablespoons extra-virgin olive oil; 1 1/2 pounds onions, halved, thinly sliced; 1 16-ounce jar roasted red peppers, drained, cut into thin strips; 1 cup canned low-salt chicken broth; 1 tablespoon balsamic vinegar; 1/2 tablespoon fennel seeds; 12 ounces linguine; 1/2 cup freshly grated Parmesan cheese

Try this homemade Caramelized Onion and Roasted Red Pepper Linguine recipe the whole family will love. Made with unsalted butter, extra-virgin olive oil…

This Caramelized Onion and Roasted Red Pepper Linguine relies on simple, everyday ingredients such as unsalted butter, extra-virgin olive oil, balsamic vinegar and fennel seeds. It comes together quickly and makes 4 servings, at about 333 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.

Updated Jun 30, 2026

Serves 4 Pasta & Noodles

Servings: persons

1 1/2 tablespoons unsalted butter
2 tablespoons extra-virgin olive oil
1 1/2 pounds onions, halved, thinly sliced
1 16-ounce jar roasted red peppers, drained, cut into thin strips
1 cup canned low-salt chicken broth
1 tablespoon balsamic vinegar
1/2 tablespoon fennel seeds
12 ounces linguine
1/2 cup freshly grated Parmesan cheese

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Quick Info

Servings
4 servings
Calories
333 kcal
Category
Pasta & Noodles

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Caramelized Onion and Roasted Red Pepper Linguine

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