Easy Macaroni Casserole

Ingredients (14)

• 1 lb 93% lean ground turkey
• 1 tbsp olive oil
• 1 cup chopped onion
• 1 medium red pepper
• 1/4 cup finely diced celery
• 1/4 cup finely diced carrots
• 1 cup sliced mushrooms
• 1 14.5 oz can petite diced tomatoes, drained
• 2 cups marinara sauce
• 2 cups water
• 1/2 tsp Italian seasoning
• 1 tsp Kosher salt
• 8 oz shredded mozzarella cheese
• 8 oz uncooked DeLallo whole wheat elbows