Brown Pork Sausage (2 pound) over medium heat and drain on paper towel lined platter.
Add Butter (1 tablespoon) and Olive Oil (1 tablespoon) to pan and sauté vegetables until tender about 3-4 minutes.
Combine sausage and Onion (1 cup), Assorted Color Bell Peppers (1 cup), Mushroom (1 cup) and set aside.
In a large mixing bowl, crack Large Egg (10) and whisk. Add Shredded Cheese (2 cup), Sour Cream (1 cup), Hot Sauce (1 tablespoon) and a pinch of Salt and Pepper (to taste). Whisk to combine.
Spray 9X11 inch baking pan with cooking spray and spread Crescent Dough Sheet (1 package) in the bottom.
Spread sausage and vegetables over the dough evenly and top with egg mixture. Rest the casserole for at least 1 hour in the refrigerator.
Prepare Traeger pellet grill or other smoker for cooking at 350 degrees F (140 degrees C). Place casserole on bbq pit and cook for 1 hour rotating pan after 30 minutes for even cooking.
When top is brown and edges pull slightly away from pan the casserole is done. Remove from pit and cut into desired serving sizes. Serve with toppings of choice.