ROUND ROCK, Texas – Round Rock Donut has served its world-famous delicacies since 1926.
"I've had other doughnuts around the state, and Round Rock has the best," customer Marti Jenkins said.
People come from all over for the doughy delicacies, especially on National Doughnut Day.
Related: National Doughnut Day 2017: Where to snag free treats around SA
Maesan Carley of San Antonio paid a visit to the doughnut shop and had to bring back some doughnuts to her family.
"I don't know what they put in those doughnuts, but they are the best," Carley said.
KSAT 12 News went behind the scenes to get a first-hand look at how the delicious doughnuts are created.
But the manager, while accommodating, wouldn't reveal their doughnut secret recipe.
"National Doughnut (Day) last year was the busiest day with 2,000 people coming," manager Colton Guderyahn said.