the best we've ever had.
Heat skillet; add olive oil, onion & beef. Season with salt & pepper. Brown & let cool.
Brush 1 tsp oil over large baking sheet.
Cook manicotti until soft, but still firm (4 – 6 mins). Using slotted spoon, transfer to oiled sheet to cool.
Combine ricotta, 2 cups mozzarella, 1/2 cup parmesan & parsley. Add garlic, salt & pepper. Stir in meat mix.
Preheat oven to 350.
Brush remaining 2 tsp oil over baking dish. Spoon 1 1/2 cup marinara on bottom.
Fill manicotti & spoon remaining sauce over.
Sprinkle with remaining 1 cup mozzarella & 1/2 cup parmesan.
Dot with butter pieces.
Bake uncovered for 30 – 35 mins.