Halloween Monster Cookies

Short on time? No problem! These Halloween Monster Cookies can be made using store-bought biscuits, buttercream and leftover Halloween candy. A great last-minute Halloween treat idea.

Scary-Good Halloween Monster Cookies.

October 31st is fast approaching and if you're looking for a fun, creative, and delicious way to celebrate spooky season, these Halloween Monster Cookies are it!

Whether you’re baking from scratch or grabbing a pack of biscuits from the shop, these monster cookies are always a hit. They’re scary good, I promise.

No Time? Try This Cheat Version.

If you’re in a hurry, skip the baking. Just grab:

  • A pack of digestives or rich tea biscuits

  • Some ready-made or homemade buttercream icing

  • Any sweets or candy you have lying around

Simply spoon a little buttercream onto each biscuit and start decorating! This is an especially good option for keeping kids busy during the half-term or while prepping for Halloween night.

Want to Bake From Scratch? Try This Basic Butter Biscuit Recipe.

If you have a bit more time and want that homemade cookie taste, here’s a simple, buttery biscuit recipe:

Ingredients (Makes 16–20 large cookies):

  • 250g butter, softened

  • 140g icing (confectioners') sugar

  • 1 tsp vanilla extract

  • 1 egg yolk

  • 375g plain (all-purpose) flour

  • Extra flour for dusting

Method:

  1. Beat the butter and icing sugar until pale and fluffy.

  2. Mix in the vanilla and egg yolk.

  3. Sift in the flour and combine into a dough. Use your hands if needed.

  4. Wrap in cling film and chill for 1 hour.

  5. Preheat the oven to 190°C / 375°F / Gas Mark 5.

  6. Roll dough to at least ¼ inch thick and cut into circles or shapes.

  7. Bake for 10–12 minutes, until lightly golden. Cool completely before decorating.

Soft Buttercream Icing Recipe.

Ingredients:

  • 75g butter, softened

  • 320g icing sugar

  • ½ tsp vanilla extract

  • 1-2 drops almond essence (optional)

  • 2-4 tbsp milk

  • Food coloring gel or paste

Method:

  1. Beat butter and icing sugar until smooth and creamy.

  2. Add vanilla and almond essence.

  3. Add milk a tablespoon at a time until spreadable.

  4. Divide and color as desired.

Decorating Ideas - Let the Monster Madness Begin!

This is where it gets fun. Use sweets to turn each cookie into a one-of-a-kind Halloween monster. This is an especially good Halloween baking activity for kids.

Use a spoon or butter knife to spread colored buttercream on each biscuit, then start decorating.

You can use:

  • Mini marshmallows - perfect for teeth or bulging monster eyes

  • Strawberry laces - great for mouths, eyebrows, or wild hair (you can bend them into any shape!)

  • Candy eyeballs, chocolate buttons, jelly beans, sour worms, licorice laces - let your imagination run wild!

If you loved these cookies, don’t miss our Spooky Halloween Chocolate Dirt Trifles and Easy No-Bake Pumpkin Pie Oreo Balls!

📌 Save this recipe card or pin it for later - and let me know in the comments if you try them! I’d love to see how yours turn out!

Emma

Hi, I’m Emma - creator of Easy Party Eats, your go-to for fun, fuss-free party food and quick bites for every celebration. I turned my love for entertaining into easy, crowd-pleasing recipes anyone can make. Let’s keep it simple, fun and always delicious!

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