slow-cooker chicken cacciatore

Ingredients

• 2 pounds chicken thighs, bone-in (bone gives extra flavor)
• 1 large onion, sliced thin
• 1/2 cup green peppers, diced
• 1 cup celery, sliced
• 1 teaspoon garlic, minced (minced garlic in a jar saves time)
• 1 can tomato paste
• 2 cans tomatoes, diced
• 1 can mushrooms, sliced
• 1/4 cup marsala wine
• 1/2 cup chicken broth
• 1 teaspoon oregano, dried
• 1/2 teaspoon rosemary, dried
• 2 - bay leaves
• 1/2 teaspoon red pepper flakes (per taste)
• - pasta or rice cooked per manufacturer's directions