- You can bake this or broil it. It'll take a little longer to bake it at a lower temperature. 
- Ina. medium bowl mix ricotta cheese with egg, oregano, garlic salt and mix well. 
- Add 1 1/2 cups mozzarella cheese (reserving the remaining 1/2 for the top) and stir to combine. 
- Place the minute into 1- 6 dishes oven-safe dishes. This will make 6 appetizer size dishes, or place it in what size you prefer or 1 dish but if only using one dish make sure the mixture will not be too deep, you'll want it to heat quickly, evenly about 8" round will be good. 
- Spread the cheese mixture in the dishes. Place a couple of tablespoons of sauce on top and spread smooth, then top with additional mozzarella cheese. 
- Preheat oven to 400° or high broil. 
- Place the dishes in the middle of the oven for 5-10 minutes or until the mixture is hot, then place under the broiler closer to brown the cheese for a minute or two. 
- Toast the sliced bread on the oven rack or pizza screen so it's all toasted on both sides. You can toss the bread with some oil if desired before toasting. 
- Serve warm, dip the bread into the hot cheese dip and enjoy.