Slow Cooker Lasagna Soup (Easy, Cheesy, No-Boil) - Real Food Whole Life

Ingredients

• 2 teaspoons olive oil
• 1 pound lean ground beef
• 1 ¼ teaspoon kosher salt
• ¼ teaspoon freshly ground black pepper
• 1 teaspoon granulated garlic powder
• 1 teaspoon no-salt added Italian seasoning
• 1 quart low sodium beef broth
• 24-oz good quality marinara sauce (about 3 cups)
• 1 tablespoon tomato paste
• 8-oz dry lasagna noodles (about 9) (see notes)
• 16-oz reduced fat ricotta cheese (about 2 cups)
• ½ cup freshly grated parmesan cheese
• 2 cups baby spinach