Spaghetti Squash Casserole

• 700 watts
• 4 ripe tomatoes
• 4 places with the tines of a fork
• 1 1/2 vegetable exchange
• 1 should
• 1 fat exchange
• 1 black pepper (fresh ground)
• 1 vegetable -for the diabeitic
• 1/2 high-fat meat exchange
• 850 gr spaghetti squash