Turkey and Spinach Meatball Sandwiches - RecipesRun

Ingredients

• 4 hoagie rolls
• 4 oz. provolone cheese, shredded
• 1/4 cup water
• 1 1/2 cups jarred marinara sauce
• 2 large eggs, lightly beaten
• 1 1/2 oz. Parmesan cheese, grated
• 1/3 cup minced onion
• 1/2 cup fine, dry breadcrumbs
• 1/2 pound spicy Italian turkey sausage, casings removed
• 1/2 pound ground turkey (with dark meat)
• 1/2 tsp. black pepper, divided
• 1/2 tsp. kosher salt, divided
• 1 1/2 tsp. minced garlic
• 1 tbsp. extra-virgin olive oil
• 1 package fresh baby spinach, divided