Whole Wheat Pasta with Sausage, Peas and Ricotta

whole wheat bowties (or pasta of choice)

sweet Italian turkey sausage links (casings removed)

garlic (grated)

green peas (fresh or frozen)

grated parmesan cheese (plus extra for garnish)

olive oil

part-skim ricotta cheese

minced parsley or basil (optional garnish)

chili flakes - optional garnish

salt and pepper