Fall Chicken Tot Casserole

Name: Fall Chicken Tot Casserole
Ingredients: 1 dash Olive Oil; 1 whole Onion, Thinly Sliced; 8 ounces, weight Cremini Mushrooms, Thinly Sliced; 3 cloves Garlic, Minced; 1 Tablespoon Fresh Sage, Roughly Chopped; 1 pound Ground Chicken; 1 teaspoon Pumpkin Pie Spice; 1 teaspoon Cumin; 1 pinch Salt; 1 pinch Crushed Red Pepper; 1 Tablespoon Apple Cider Vinegar; 2 Tablespoons Plain Greek Yogurt; 1 can (15 Oz. Size) Pumpkin Puree; 2 bags (16 Oz. Size) Sweet Potato Cauliflower; 8 ounces, weight Smoked Gouda, Freshly Grated