Best Homemade Lasagna

Ingredients :
1 1/2 pound lean ground beef
1 1/2 pound Italian sausage
1 chopped onion
1 8oz or larger (depending on your liking ) of sliced mushrooms cleaned
1 teaspoon salt
1 teaspoon Ground Pepper Black
1 teaspoon Garlic salt
1 jar 64 oz spaghetti sauce of your choice, I use Prego
2 eggs, beaten
1 32 ounce container ricotta cheese
1- 2 packages (16 ounces) shredded mozzarella cheese, divided.. I will add a little of some shredded cheddar in as well
2 teaspoon Garlic Powder
2 1/2 teaspoon Parsley Flakes, divided
2 teaspoon Italian Seasoning
1 box of lasagna noodles, cooked
1 cup grated Parmesan cheese, divided

Instructions :
Step 1. Preheat oven to 350°. Boil noodles, using directions provided on box

Step 2. Meanwhile, brown ground beef and sausage in large skillet on medium heat; stirring occasionally. Drain fat. Return skillet back to stove, add in mushrooms and onion, cook till mushrooms and onions are to your textured desired.