This 3 Ingredient Rice Bubble Slice makes a great snack for the kids – and adults too! Made using just Marshmallows, Butter and Rice Bubbles and requiring just 10 minutes preparation time, it really doesn’t get any easier. Both regular and Thermomix methods can be found in the recipe card below.
For an after school or lunch box snack for the kids, you really can’t go wrong with these Rice Bubble Bars. They are an easy budget version of the popular store bought bars, and one batch of can supply a full week of lunch box snacks for my boys – as long as I hide the container in the fridge 😉
You will love
Three Ingredients – you just need Rice Bubbles, Marshmallows and Butter to make this recipe.
10 minutes prep time – regardless of whether you make this recipe conventionally or using a Thermomix, it takes no time to put together.
Perfect Party Food – this classic recipe is the ultimate party table treat!
No Bake – once you put the mixture together, all you need to do is wait for the slice to set.
Ingredients
For the full ingredient list and cooking method, please see the recipe card below.
- Rice Bubbles – or any brand of puffed rice cereal.
- Butter – unsalted butter was used for this recipe.
- Marshmallows – I just used white marshmallows to make the slice pictured, you can use both pink and white, however the slice will take on a pink hue.
How to Make Rice Bubble Slice
Step 1. Melt the butter and marshmallows.
Step 2. Add the Rice Bubbles and gently stir to combine.
Step 3. Transfer the mixture to a prepared slice tray and gently push down until the surface is smooth. Top with sprinkles if desired.
Step 4. Place into the fridge for 2 – 3 hours or until set.
Step 5. Once set, slice into pieces and enjoy!
Recipe Hints and Tips
- This slice is best stored in the fridge and enjoyed within 5 days of making.
- If you can’t find Rice Bubbles, you can use alternatives such as Rice Krispies.
- You can also use both pink and white marshmallows for this recipe, if using pink, the slice will have a slight colour to it.
- When pushing the slice down into the tray, I find using a metal spoon or spatula to be the most effective method.
- You can sprinkle 100s and 100s over the top of the slice before placing into the fridge if you wish.
- To make Rice Bubble Bars, simple cut the slice in half lengthways and then into bars.
- I used an 28 x 18cm slice tin to make the recipe pictured, you can use different sized baking dishes however the depth of the slice will vary.
Mars Bar Slice, Chocolate Crackles, Rice Bubble Slice, Rice Bubble Bars, Peanut Butter Bars and more!
In Australia Rice Krispies are called Rice Bubbles.
You may also enjoy these recipes:
- Honey Joys Recipe
- Peanut Butter Rice Bubble Slice
- Mars Bar Slice | 5 Ingredient No Bake Slice
- Cherry Ripe Slice
- Chocolate Snickers Slice
- Classic Caramel Date Slice Recipe
- Carrot Cake Slice
- Protein Balls with Dates | Easy Snack Recipe
- Milo Balls | Easy 4 Ingredient Snack Recipe
Rice Bubble Slice
Equipment
- 1 x 18 x 28cm slice tray
Ingredients
- 75 grams butter
- 200 grams white marshmallows
- 6 cups rice bubbles or similar
- 100s & 1000s to decorate optional
Instructions
- To begin, line the base and sides of an 18 x 28cm slice tray with baking paper – making sure you leave the paper hanging over the edges.
- In a large bowl, add the rice bubbles and set aside until needed.
- Place the butter and marshmallows in a small saucepan and cook over a medium heat stirring occasionally until they have both melted and combined.
- Pour the melted mixture quickly into the bowl with the rice bubbles, and mix until combined.
- Pour the combined mixture into a slice tin and use a metal spoon to spread across the tin and push down.
- Sprinkle 100s and 1000s over the top (optional) and place in the fridge for two hours or until set.
- Once set, remove the slice from the fridge and cut into small squares.
Thermomix Instructions
- To begin, line the base and sides of an 18 x 28cm slice tray with baking paper – making sure you leave the paper hanging over the edges.
- Place the butter and Marshmallows in Thermomix bowl and cook for 4 minutes, 80 degrees, speed 2. Scrape down the sides and cook for a further 2 minutes, 80 degrees, speed 2 if not quite melted.
- Add the Rice Bubbles and mix for 40 seconds, speed 1 on REVERSE. Use the spatula to assist pushing the rice bubbles down towards the blades. Continue until mixed through.
- Pour the combined mixture into a slice tin and use a metal spoon to spread across the tin and push down.
- Sprinkle 100s and 1000s over the top (optional) and place in the fridge for two hours or until set.
- Once set, remove the slice from the fridge and cut into small squares.
Notes
- This slice is best stored in the fridge and enjoyed within 5 days of making.
- If you can’t find Rice Bubbles, you can use alternatives such as Rice Krispies.
- You can also use both pink and white marshmallows for this recipe, if using pink, the slice will have a slight colour to it.
- When pushing the slice down into the tray, I find using a metal spoon or spatula to be the most effective method.
- You can sprinkle 100s and 100s over the top of the slice before placing into the fridge if you wish.
- To make Rice Bubble Bars, simple cut the slice in half lengthways and then into bars.
- I used an 28 x 18cm slice tin to make the recipe pictured, you can use different sized baking dishes however the depth of the slice will vary.
Nutrition
Looking for more?
You will find more simple and delicious recipes in our books and eBooks – shop the range here.
Lailah
Mine needed 7 minutes of cooking time to melt the mashmallows. I increased to speed 3 for the last few minutes to help melt some random pieces that were being stubborn.
Lauren Matheson
Oh really? I haven’t had that issue before. Would love to know what brand marshmallows you used and I can add the info to the recipe notes x
Gwen
These are delicious and super easy. Can you freeze them?
erin
yes