Earl's Mozzarella Meat Loaf

• 2 egg whites
• 1 onion
• 1 sweet pepper (red)
• 700 gr beef (lean ground)
• 160 gr old fashioned oats
• 130 gr pork (ground)
• 60 ml catsup
• 60 gr skim mozarella cheese
• 40 gr parmesan cheese (grated)
• 5 ml olive oil