Garnish: cherry tomatoes or broccoli florets, more grated Parmesan cheese, and sprinkling of freshly ground black pepper, optional.

Boil a large pot of water; cook pasta until al dente.

While pasta is cooking, in bowl of food processor, place ricotta, yogurt, margarine, garlic, walnuts, and chhese; process till smooth. Stir in remaining ingredients.

When pasta is done, drain well. Toss with sauce. Top with garnishes and serve immediately.

such

as peas, broccoli, cut green beans, and spinach

and

1/4 cup vegetable stock for the yogurt; omit garlic, walnuts

parsley, and basil; garnish with almond slices, parsley sprigs, and cherry tomatoes or cut steamed asparagus