"Trade trendy for traditional with a crisp, savory snack that you can customize...."
INGREDIENTS
•
1/2 cup (1 stick) unsalted butter, room temperature
•
1/2 pound sharp cheddar, grated (3 cups)
•
1 large egg
•
1 teaspoon Dijon mustard
•
1 teaspoon fine salt
•
3/4 teaspoon red-pepper flakes
•
1 1/4 cups all-purpose flour (spooned and leveled)