For the meat sauce:

Extra virgin olive oil
1 pound lean ground beef (chuck)
1/2 onion, diced (about 3/4 cup)
1/2 large bell pepper (green, red, or yellow), diced (about 3/4 cup)
2 cloves garlic, minced
1 28-ounce can good quality tomato sauce
3 ounces (half a 6-oz can) tomato paste
1 14-ounce can crushed tomatoes
2 tablespoons chopped fresh oregano, or 2 teaspoons dried oregano
1/4 cup chopped fresh parsley (preferably flat leaf), packed
1 tablespoon Italian Seasoning
Pinch of garlic powder and/or garlic salt
1 tablespoon red or white wine vinegar
1 tablespoon to 1/4 cup sugar (to taste, optional)
Salt
To assemble the lasagna:

1/2 lb dry lasagna noodles (requires 9 lasagna noodles - unbroken)
15 ounces Ricotta cheese
1 1/2 lb (24 ounces) Mozzarella cheese, grated or sliced
1/4 lb (4 ounces) freshly grated Parmesan cheese
Special equipment:
9x13 casserole dish, preferably pyrex or stainless steel
A couple large sheet pans to cool the noodles