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Home » Recipes » Appetizers

St. Patrick’s Day Rice Krispies Treats Recipe

Published: Mar 13, 2025 by Janet · This post may contain affiliate links · Leave a Comment

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Why You’ll Love This Recipe

These St. Patrick’s Day Rice Krispies Treats are a fun and creative spin on the classic dessert. The combination of gooey marshmallows, crispy cereal, and festive green food coloring makes them the perfect treat for celebrating the holiday. They're quick, easy to make, and require just a few ingredients. Whether you're hosting a St. Patrick's Day party or simply looking for a fun treat to share with your family, these Rice Krispies Treats will bring a smile to everyone’s face.

Ingredients

  • 3 tablespoons butter
  • 1 package (10 oz) mini marshmallows
  • 6 cups Rice Krispies cereal
  • ½ teaspoon green food coloring (or as needed for desired color)

(Tip: You'll find the full list of ingredients and measurements in the recipe card below.)

Directions

  1. In a large saucepan, melt the butter over low heat.
  2. Add the marshmallows to the melted butter and stir constantly until they are completely melted and smooth.
  3. Stir in the green food coloring until the mixture reaches your desired shade of green.
  4. Remove the saucepan from the heat and immediately stir in the Rice Krispies cereal. Make sure the cereal is evenly coated with the marshmallow mixture.
  5. Press the mixture into a greased 9x13-inch baking dish using a spatula or your hands (you may want to lightly butter your hands to prevent sticking).
  6. Allow the treats to cool and set for about 30 minutes before cutting into squares.
  7. Serve and enjoy your festive St. Patrick’s Day Rice Krispies Treats!

Servings and Timing

  • Servings: Approximately 12-16 bars, depending on how large you cut them.
  • Prep Time: 10 minutes
  • Cool Time: 30 minutes

Variations

  1. Add Sprinkles: For extra fun, top your Rice Krispies Treats with green sprinkles or gold edible glitter to add a bit of sparkle.
  2. Chocolate Drizzle: Drizzle melted chocolate (white or dark) over the top for an added layer of sweetness and a more indulgent treat.
  3. Mini Marshmallows: Add mini marshmallows to the mixture for an extra chewy texture.

Storage/Reheating

  • Storage: Store these Rice Krispies Treats in an airtight container at room temperature for up to 3 days. If you want them to last longer, you can refrigerate them for up to a week.
  • Reheating: These treats are best enjoyed fresh, but if you'd like to soften them after they've set, you can briefly microwave them for 10-15 seconds.

FAQs

1. Can I use regular marshmallows instead of mini marshmallows?

Yes, you can use regular marshmallows. Just be sure to cut them into smaller pieces to ensure they melt evenly.

2. Can I make these Rice Krispies Treats ahead of time?

Absolutely! These treats can be made a day or two in advance. Just store them in an airtight container to keep them fresh.

3. How can I make the green color more vibrant?

To make the green color more intense, simply add more green food coloring, a little at a time, until you reach the desired shade.

4. Can I use another type of cereal?

Yes! You can use other cereals, such as Cornflakes, Cocoa Pebbles, or Cheerios, but Rice Krispies give the treats the perfect texture.

5. Can I freeze these Rice Krispies Treats?

Yes, you can freeze these treats. Wrap them tightly in plastic wrap and store them in an airtight container. When ready to enjoy, let them thaw at room temperature for a few hours.

6. Are there gluten-free options for Rice Krispies Treats?

Yes, you can find gluten-free Rice Krispies cereal in most stores, making this treat suitable for those with gluten sensitivities.

7. Can I use butter substitute for these treats?

You can use margarine or a plant-based butter substitute in place of regular butter, but keep in mind that it might slightly alter the taste and texture.

8. What’s the best way to cut these treats?

To cut these Rice Krispies Treats neatly, use a sharp knife and lightly butter it to prevent sticking.

9. Can I make these Rice Krispies Treats without food coloring?

Yes, you can skip the food coloring and still enjoy the classic Rice Krispies Treat flavor. Alternatively, you could use a different color, such as red or blue, to match other occasions.

10. How do I prevent the marshmallows from sticking to the pot while melting?

To prevent marshmallows from sticking, you can lightly grease the saucepan with butter or non-stick spray before melting the marshmallows.

Conclusion

These St. Patrick’s Day Rice Krispies Treats are a quick, easy, and delicious way to bring some festive fun to your holiday celebrations. With their green hue and classic marshmallow flavor, they are sure to be a hit at your St. Patrick’s Day gathering. Whether you're serving them at a party, as an after-school snack, or simply as a fun treat, these Rice Krispies Treats will have everyone feeling lucky!

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St. Patrick’s Day Rice Krispies Treats Recipe

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: Celebrate St. Patrick’s Day with fun, colorful Rice Krispies Treats! Made with marshmallows, Rice Krispies cereal, and a festive twist of green food coloring, these easy-to-make treats are perfect for kids and adults alike. A delightful dessert to add to your St. Patrick's Day festivities!

  • Author: Janet
  • Prep Time: 10 minutes
  • Cook Time: 30 minutes
  • Total Time: 40 minutes
  • Yield: 12-16 bars (depending on size)
  • Category: Dessert, Snack
  • Method: Stovetop
  • Cuisine: American
  • Diet: Gluten Free

Ingredients

  • 3 tablespoons butter
  • 1 package (10 oz) mini marshmallows
  • 6 cups Rice Krispies cereal
  • ½ teaspoon green food coloring (or as needed for desired color)

Instructions

  • In a large saucepan, melt the butter over low heat.
  • Add the marshmallows to the melted butter and stir constantly until completely melted and smooth.
  • Stir in the green food coloring until the mixture reaches your desired shade of green.
  • Remove the saucepan from the heat and immediately stir in the Rice Krispies cereal, ensuring the cereal is evenly coated with the marshmallow mixture.
  • Press the mixture into a greased 9x13-inch baking dish using a spatula or your hands (lightly butter your hands to prevent sticking).
  • Let the treats cool and set for about 30 minutes before cutting into squares.
  • Serve and enjoy your festive St. Patrick’s Day Rice Krispies Treats!

Notes

  • Add sprinkles or gold glitter on top for extra fun.
  • Drizzle melted chocolate over the top for an indulgent treat.
  • For extra chewiness, mix in mini marshmallows.
  • Store in an airtight container at room temperature for up to 3 days or refrigerate for up to a week.
  • You can freeze these treats by wrapping them tightly in plastic wrap.

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Hi, I’m Janet! Welcome to Recipes by Janet, where I share simple, delicious, and reliable recipes for every meal.

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