What is the serving size of hamburger to make a barbecue buns?

The typical serving size of hamburger for a 3-ounce barbecue bun is approximately 4 ounces of raw ground beef. This amount can vary depending on personal preference and the size of the buns used. For larger buns, consider using 4.5 to 5 ounces of raw ground beef to ensure a generous filling. Additionally, factors such as cooking method and patty thickness can affect the final cooked weight of the hamburger, so you may need to adjust the portion size accordingly.