2 cans (14.5 oz.) tomatoes, chopped
1/2 c. purple onion, chopped
1 tsp. chopped garlic
1 tsp. salt
2 tbsp. wine vinegar
3 tbsp. olive oil
1 tbsp. red pepper flakes
1/4 c. cilantro, chopped

Mix together and keep refrigerated. This will stay fresh in the refrigerator 2 weeks.