Tomato Olive Casserole

1 Box of Mrs. T's Potato & Onion Pierogies
12 Oz Frozen Peas
6-10 Ounces Chopped Olives
15 Ounce Diced Tomatoes Fresh or in a Can With No Salt Added
1/2 Cup Sliced Portobella Mushrooms
16 Ounces Ground Chicken Italian Sausage
1 16 Ounce Bottle Classico Mushroom Alfredo Sauce
1 Casserole Dish
Tinfoil

Spread Frozen Pierogies on Bottom Of Casserole Dish
Add in Sausage, Peas, Olives, Tomatoes, Mushrooms, & Sauce

Bake 350 With Tinfoil on for 30 Minutes
Remove Tinfoil And Cook for Another 30 Minutes