Step 1

Preheat the oven to 375°F.

Step 2

Cut the peppers into large pieces and brush them with olive oil on both sides.

Step 3

Cook peppers in the oven for 30 minutes, checking regularly. As soon as the peppers begin to turn black, turn them over and cook on the other side as well.

Step 4

Remove from the oven and let peppers come to room temperature.

Step 5

Cut the red peppers into small cubes and mix with garlic, 3 tbsp olive oil, and balsamic vinegar; mix into a puree. Pour puree into a saucepan and simmer for 10 minutes over low heat.

Step 6

Boil salted water in another saucepan and cook the tortellini for the time indicated on the package.

Step 7

Drain the tortellini. Just before serving, add the butter to the pepper puree. Mix the tortellini with pepper sauce, top with basil, and serve immediately.