Tortellini in mushroom sauce with ricotta

1 (8 ounce) package spinach and ricotta tortellini 2 cups broccoli 1/3 cup bell pepper 1/3 cup zucchini 1 small carrot , chopped 1 (1 1/2 ounce) package[...]

1 kg butternut pumpkin or 1 kg squash , peeled seeded and chopped into roughly 2 cm square pieces 2 tablespoons fresh sage , chopped 1 clove garlic , chopped[...]

1 (9 ounce) package refrigerated cheese tortellini 2 green onions , sliced 2 garlic cloves , minced 1 teaspoon butter 1 teaspoon cornstarch 1 cup nonfat milk[...]

1 1/4 cups English peas , shelled or 1 1/4 cups frozen peas 2 tablespoons parmesan cheese , grated 4 tablespoons extra virgin olive oil , divided 2[...]