Here’s one way to toast hamburger buns. We feature essential tips and tricks on how to toast your hamburger using a conventional oven (or a toaster oven).
Cut the buns in half, unless they are already sliced.
Brush the sides of the bun with melted butter, use a butter knife to spread the butter EDGE TO EDGE on the cut sides of the bun, or use a pastry brush to dab oil, also edge to edge.
Place the buns face-down on a baking sheet.
Toast at 350°F for about 5 minutes until warm and slightly crispy.