Spinach Artichoke Lasagna Roll Ups

12 lasagna noodles
1 teaspoon salt
2 cups ricotta cheese
1 large egg
2 cloves garlic, minced
10-ounces frozen spinach, thawed, drained, and squeeze to remove water
1 cup chopped canned or jarred artichoke hearts
1/4 cup parmesan cheese
1/4 teaspoon dried basil
1/8 teaspoon crushed red pepper flakes
Pinch of nutmeg
Salt and freshly ground black pepper, to taste
2 cups shredded mozzarella cheese
4 cups Easy Marinara Sauce or your favorite sauce