Stuffed Shell Pasta

Name: Stuffed Shell Pasta
Prep time: 20 min
Cook time: 40 min
Total time: 1 h
Cuisine: Italian
Ingredients: 1 cup peas (1 cup thawed peas); 2 tbsps unsalted butter (2 tablespoons unsalted butter); 6 mushrooms (6 stem removed and thinly sliced mushrooms); ¼ yellow onion (1/4 thinly sliced yellow onion); 1 cup whole milk ricotta (1 cup whol whole milk ricotta); 1 eggs (1 egg(s)); ½ cup parmesan cheese (1/4 cup parmesan cheese); ½ cup mozzarella (1/4 cup shredded mozzarella); 3 slices ham (3 slices thinly sliced ham); 0 nutmeg (ground nutmeg); 3 tbsps unsalted butter (3 tablespoons unsalted butter); ¾ cup unbleached all purpose flour (3/4 cup unbleached all purpose flour); 2 whole milk (2 or more cup whole milk)