Winter Minestrone Soup - Polidori Sausage

Ingredients

• 1 lb. Polidori Mild Italian Sausage (casings removed)
• 2 cups Yellow onion (chopped)
• 1 cup Carrots (chopped)
• 3/4 cup Celery (chopped)
• 1 cup Green beans (frozen is okay) (chopped to 1/2 pieces)
• 6 cups Chicken stock
• 29 oz. Fire-roasted diced tomatoes (drained)
• 15 oz. Kidney beans (drained and rinsed)
• 1/2 tsp. Kosher salt
• 1/2 tsp. Black pepper
• 1 cup Ditalini pasta (uncooked)
• 2 cups Spinach leaves (roughly chopped )