1 large spaghetti squash (approx. 3 lbs) 1-2 tsp olive oil smashed and minced 5 oz mushrooms (2 cups chopped) 2-3 oz fresh spinach (1.5 cups chopped) 1 plum tomato, chopped 1.5 cups ricotta cheese 1 egg white (optional) 2/3 cup freshly grated parmesan cheese 1-2 tsp italian seasoning blend (i love mrs. dash) 1/2 t