Tortellini in mushroom sauce without flour

1 lb tortellini or 1 lb cheese ravioli (fresh or frozen) 1 bunch fresh spinach , thoroughly washed,stemmed,and very coarsely chopped 1 lb thin fresh asparagus[...]

1 (50 g) package frozen, fresh meat or 1 (50 g) package frozen, fresh meat or 1 (50 g) package frozen, fresh cheese-filled egg tortellini 1 tablespoon[...]

1 1/2 tablespoons olive oil 2 tablespoons minced shallots 3 cups coarsely chopped wild mushrooms (portobello, crimini, shiitake) 1 1/2 cups vegetable broth[...]