Three-cheese veal manicotti - Trois fois par jour

Ingredients

• 14 manicotti
• 2 cans (680 ml each) tomato sauce Replacement options or other sauce of your choice
• 2 cups cheddar cheese, grated
• 2 tablespoons olive oil
• 1 cup yellow onion, finely chopped
• 1 lb lean ground veal
• Two Italian sausages, mild or hot, casings removed
• Salt and pepper, to taste
• 1 clove garlic, finely chopped
• 1/4 cup sundried tomatoes in oil, drained and finely chopped
• 1/4 cup fresh basil
• Zest of 1/2 lemon
• 1 egg
• 1/2 cup Parmesan cheese, grated
• 1/2 cup Gruyère cheese, grated