This is one bit of baking that rewards playing around — mix it up by combining a couple of these to discover your brand-new favorite.

The Unexpected:

• Pretzels
• Potato chips
• Breakfast cereal
• Chopped-up cookies (sandwich cookies or gingersnaps work well)

Classics:

• Rainbow or chocolate sprinkles
• Confetti
• Dragees
• Icing sugar (sometimes called sanding sugar)
• Chocolate chips

Fruit & Nuts

• Raisins, dried cranberries or dried cherries
• Almonds, peanuts, walnuts, pistachios or pecans
• Shredded coconut
• Crystallized ginger

Candy

• Crushed toffee bars
• Mini candy-coated chocolate candies
• Crushed candy canes
• Mini marshmallows
• Chopped-up candy bars