Beef with mozzarella

1 pound grnd beef 6 ounce can tomato sauce 2 T extra virgin olive oil or possibly other oil 1 pkg. (1 ounce) spaghetti seasoning mix 1/2 teaspoon salt 1/2[...]

1 Tbsp. Extra virgin olive oil 2 c. Mushrooms , sliced 1 x Green bell pepper , cut into thin strips 1 med Onion , cut into thin wedges 1 lrg Clove garlic,[...]