Soft Rice Krispie Bars

Featured in: Perfect Bites for Every Occasion

These soft Rice Krispie bars combine marshmallows, sweetened condensed milk, and butter, producing a chewy treat with a gooey pull. The rice cereal is folded in for crunch while sweet milk keeps the bars extra moist. Simply melt, stir, and press in a pan for quick homemade bars that stay delightfully tender. Ideal for family snacking, lunchboxes, or holiday trays, these bars come together in minutes and deliver consistent softness that classic versions often lack.

Tags: #halal #vegetarian #gluten-free #north-american #snack #dessert #kid-friendly #budget-friendly #easy #under-30-minutes

sana kitchen chef
By Sana Sana
Updated on Wed, 24 Sep 2025 13:14:46 GMT
Three stacked bars of Soft Rice Krispie Bars. Pin it
Three stacked bars of Soft Rice Krispie Bars. | recipebyme.com

If you are craving a nostalgic treat that never fails to bring back childhood memories soft Rice Krispie Bars deliver sweet chewy comfort with every bite These bars are easier than classic versions thanks to sweetened condensed milk which keeps them ultra moist and melt in your mouth tender You get gooey rich squares that stay soft for days at room temperature making them my go to for bake sales potlucks or when my family needs a quick homemade pick me up

I first whipped up this recipe for a school event needing something everyone would love and it has now become our family’s signature sweet treat for every celebration from birthday breakfasts to rainy afternoons

Ingredients

  • Unsalted butter: essential for deep flavor and richness choose real butter for best results
  • Sweetened condensed milk: the secret to soft texture and rich sweetness look for a brand with only milk and sugar as ingredients
  • Miniature marshmallows: melt down evenly for that signature gooey stretch fresh marshmallows make the bars softer
  • Rice cereal: brings crispness and structure use a fresh box so the finished bars do not turn stale or tough

Instructions

Prepare the Pan:
Spray an eight inch square baking dish with nonstick cooking spray make sure to coat the sides as well for easy removal later and set aside on a heat safe work space
Melt the Butter:
Place a large heavy bottomed pot on the burner and add the unsalted butter turn the heat to medium cook while stirring with a spatula until the butter is completely melted and begins to foam this step helps the flavor develop
Blend in Sweetened Condensed Milk:
Pour in the full can of sweetened condensed milk Slowly stir with the spatula constantly scraping the bottom and sides Bring the mixture to a gentle simmer but do not let it boil This keeps the base creamy and prevents scorching
Melt Marshmallows:
Add the entire bag of miniature marshmallows Stir frequently as they slowly melt into the butter and milk mix Use your spatula to press and stir until the mixture is smooth glossy and lump free This usually takes two to three minutes
Fold in Rice Cereal:
Remove the pot from the heat immediately pour all the rice cereal on top Use a clean rubber spatula to fold and mix until every grain is coated with the marshmallow mixture Work quickly to keep the bars extra soft
Press and Cool:
Scrape the mixture into your prepared baking dish use lightly buttered hands or a piece of parchment paper to gently press the mixture into an even layer Do not compact too tightly or the bars may turn hard Set aside and allow to cool to room temperature before cutting with a sharp knife into squares or bars
A pan of rice crispies with a few pieces missing.
A pan of rice crispies with a few pieces missing. | recipebyme.com

Sweetened condensed milk is my favorite trick here It is what sets these bars apart When my little brother tasted these for the first time he asked for the whole pan and then requested them for his birthday for years to come

Storage Tips

These bars keep their soft texture for up to five days when stored in an airtight container at room temperature If you want to keep them fresher even longer separate layers with parchment paper and seal tightly Avoid refrigerating as it can dry them out

Ingredient Substitutions

You can use margarine if you are out of butter but butter gives the richest result Large marshmallows can be cut into pieces and melted but miniatures are much easier to work with For a dairy free treat swap in coconut condensed milk and plant based butter

Serving Suggestions

These bars are perfect all by themselves or try topping with melted chocolate a drizzle of caramel or colored sprinkles for holidays When I make them for parties I sometimes cut them into shapes with a cookie cutter and wrap in wax paper for gifts

Cultural and Historical Context

Rice Krispie treats have been popular since the late 1930s originally invented as a fundraiser recipe by Kellogg Home Economists Adding sweetened condensed milk is a modern twist that turns the classic into a softer chewier dessert bar with lasting popularity

Seasonal Adaptations

Add freeze dried strawberries for a spring twist Mix in crushed peppermint candies for winter holiday cheer Top with fruity cereal or pastel sprinkles for festive Easter bars

Success Stories

I have made these at least a dozen times for every neighborhood potluck and they never last more than half an hour Friends always ask for the recipe My favorite teacher still texts me for the secret to why these are the softest ones she has tasted

Freezer Meal Conversion

Cut the cooled bars and wrap them individually in wax paper then place in a freezer bag Freeze for up to one month Thaw completely at room temperature before enjoying Freshness and texture stay surprisingly perfect after freezing

A plate of marshmallows stacked on top of each other.
A plate of marshmallows stacked on top of each other. | recipebyme.com

Whip up a batch of these bars whenever you need an easy comfort treat Their soft bite and sweet nostalgia make every moment sweeter

Recipe FAQs

→ How do I keep Rice Krispie bars extra soft?

Adding sweetened condensed milk ensures these bars retain moisture for a softer texture even after cooling.

→ Can I use regular marshmallows instead of mini?

Yes, just chop them into smaller pieces to help them melt evenly with the butter and milk.

→ How should I store the bars to keep them chewy?

Store them in an airtight container at room temperature to maintain their softness for several days.

→ What is the best method to press the mixture into the pan?

Use a greased spatula or wax paper to gently press the mixture evenly without compacting it too much.

→ Can I add mix-ins like chocolate chips or sprinkles?

Absolutely! Gently fold them in after adding the rice cereal for extra flavor and texture.

Soft Rice Krispie Bars

Chewy, gooey bars with marshmallows and rice cereal for a nostalgic and soft bite every time.

Prep Time
10 min
Cook Time
10 min
Total Time
20 min
By Sana: Sana


Skill Level: Easy

Cuisine: American

Yield: 12 Servings (12 bars)

Dietary Categories: Vegetarian, Gluten-Free

Ingredients

→ Base

01 3 tablespoons unsalted butter
02 1 can (14 ounces) sweetened condensed milk
03 1 bag (10 ounces) miniature marshmallows
04 6 cups rice cereal

Steps

Step 01

Spray an 8x8-inch baking dish with nonstick cooking spray and set aside.

Step 02

In a large pot over medium heat, melt the unsalted butter until fully liquefied.

Step 03

Pour in the sweetened condensed milk and stir to combine. Bring to a gentle simmer, stirring constantly to avoid scorching.

Step 04

Add the miniature marshmallows. Stir frequently until the marshmallows are fully melted and smooth.

Step 05

Remove the pot from heat. Gently fold in the rice cereal with a rubber spatula until evenly coated.

Step 06

Transfer the mixture into the prepared baking dish. Press mixture into an even layer with a spatula. Allow to cool at room temperature before cutting and serving.

Notes

  1. For clean edges, use a sharp knife dipped in hot water to cut the bars once fully cooled.

Required Equipment

  • Large pot
  • 8x8-inch baking dish
  • Rubber spatula
  • Nonstick cooking spray

Allergen Information

Check each ingredient for potential allergens and consult a healthcare professional if needed.
  • Contains milk and may include ingredients derived from soy.

Nutritional Info (per serving)

This data is provided as a guide and doesn't replace medical advice.
  • Calories: 220
  • Fats: 5 g
  • Carbohydrates: 39 g
  • Proteins: 2 g