Chicken Cacciatore

Ingredients

• 1/2 c. olive oil
• 2 boneless skinless chicken breasts, cut in bite size pieces
• 1/2 Tbsp. minced garlic
• 1 medium red onion, sliced
• 1 large red pepper, sliced into 1/4-inch strips
• 1 large celery stalk, sliced into 1/4-inch strips
• 1/4 lb. mushrooms, sliced
• 1 (28 oz.) can crushed tomatoes
• 1 (14 oz.) can diced tomatoes
• 1 Tbsp. Italian seasoning
• 1/2 tsp. black pepper
• 1/2 c. white vinegar