Jerry Elliott's Spaghetti Sauce

• 1 onion (chopped)
• 1 green pepper (chopped)
• 1 bay leaf
• 220 gr hamburger
• 190 gr tomato paste
• 130 gr italian sausage
• 45 gr mushrooms (sliced fresh)
• 16 ml olive oil
• 1 gr basil
• 3 slices bacon (chopped)