Here is Grandma’s easy homemade barbecue sauce recipe! It’s quick and easy to make with ingredients you already have on hand, so you can mix it in a hurry or make it ahead of time and keep it in the refrigerator!
2 cups ketchup
1 1/2 cups brown sugar
1 Tbsp. onion, finely chopped or 1/2 tsp. onion salt
1/2 tsp. garlic powder
2 Tbsp. liquid smoke