Philly Cheese Steak Casserole Ingredients 2 tbsp. extra-virgin olive oil 1 onion, diced 1 green bell pepper, sliced  1 red bell pepper, sliced 1 orange bell pepper, sliced 4 cloves garlic, minced 1 1/2 lb. beef steak, thinly sliced 1 c. red wine 1/2 c. ketchup 1/4 c. soy sauce 2 tbsp. Worcestershire sauce 1 tbsp. sriracha 1 tbsp. ground ginger (optional) 2 c. provolone cheese, sliced add sauteed [...]