30-Minute Lucky Charms Mint Chip Cookies

Soft, chewy cookies featuring peppermint extract and mint chocolate chips studded with colorful Lucky Charms marshmallows. The green-tinted dough creates a fun St. Patrick's Day treat or whimsical dessert for kids' parties. These cookies combine nostalgic breakfast cereal with classic mint chocolate flavors for a playful twist on traditional cookies that's perfect for celebrations or when you want something unexpectedly delightful.
Ingredients
- ½ cup butter, softened
- ¾ cup sugar
- 1 egg
- ¾ tsp peppermint extract
- 3 drops green food coloring
- 1 ½ cup flour
- ½ tsp baking soda
- 1 tsp baking powder
- 1 tsp cream of tartar
- ¼ tsp salt
- 1 cup mint chocolate chipsregular chocolate chips1:1
Reduce peppermint extract to 1/2 tsp to avoid overpowering
- 1 ½ cup Lucky Charms cereal marshmallows
Instructions
- 1
Preheat oven and grease baking sheet
- 2
Cream butter and sugar with mixer
- 3
Add egg, peppermint extract, and food coloring, mix until color is fully combined
- 4
Add flour, baking soda, baking powder, cream of tartar, and salt
- 5
Fold in chocolate chips and Lucky Charms marshmallows once fully combined
- 6
Roll into small balls and place on cookie sheet using cookie scoop for uniform size
- 7
Bake for 10 minutes
- 8
Cool for 2 minutes before transferring to cooling rack
Tips
Use a cookie scoop to ensure uniform cookie sizes and even baking times.
Adjust green food coloring intensity to your preference - start with fewer drops and add more as needed.
Separate the Lucky Charms marshmallows from the cereal pieces for best texture and appearance.
Good to Know
Store in airtight container at room temperature for up to 5 days. Layer between parchment paper to prevent sticking.
Cookie dough can be made 1 day ahead and refrigerated. Let come to room temperature before scooping and baking.
Serve at room temperature with milk or coffee. Perfect for parties, bake sales, or casual snacking.
Common Mistakes
Don't overbake - cookies should look slightly underdone when removed to avoid dryness.
Cream butter and sugar thoroughly to ensure light, fluffy texture.
Don't overmix once flour is added to prevent tough cookies.
Substitutions
Dairy-Free Swaps
General Alternatives
Reduce peppermint extract to 1/2 tsp to avoid overpowering
FAQ
Can I use different cereal marshmallows?
Yes, any colorful cereal marshmallows work well. Fruity Pebbles or other sweet cereals can substitute for Lucky Charms marshmallows.
How long do these cookies keep?
Store in an airtight container for up to 5 days at room temperature. They stay soft and chewy when properly stored.
Can I freeze the cookie dough?
Yes, scoop dough into balls and freeze on a tray. Transfer to freezer bags and bake directly from frozen, adding 1-2 extra minutes.