Chef John's Hot Dog Buns

Details

Ingredients

• 1 (.25 ounce) package active dry yeast (such as Fleischmann's RapidRise®)
• 3 ½ cups all-purpose flour, divided, or more as needed
• 1 cup warm water (105 degrees F/41 degrees C)
• 1 large egg
• 3 tablespoons melted butter
• 3 tablespoons sugar
• 1 ¼ teaspoons salt
• 1 teaspoon olive oil
• 3 tablespoons melted butter, or as needed