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9 Shockingly Simple 3-Ingredient Desserts You’ll Want to Make Tonight

Craving something sweet but short on time, energy, and ingredients? These 9 shockingly simple desserts prove you don’t need a pantry full of supplies to whip up something delicious. With just three ingredients each, these treats come together in a flash—no fancy techniques or special equipment required. Whether you’re in the mood for warm, chewy cookies, a creamy mousse, or an effortless frozen indulgence, this list has something to satisfy every craving. Perfect for weeknights, last-minute guests, or solo sugar fixes, these easy recipes are proof that less really can be more—especially when it comes to dessert. Let’s get baking!

1. Peanut Butter Cookies

Peanut Butter Cookies
© Two Peas & Their Pod

The humble peanut butter cookie gets a minimalist makeover with this ridiculously simple recipe. Just one cup of peanut butter, one cup of sugar, and a single egg create magic in your oven! Mix these three ingredients until smooth, then roll into small balls. Press each cookie with a fork to create that classic criss-cross pattern. After 10 minutes at 350°F, you’ll have warm, chewy cookies with crisp edges. The lack of flour makes these naturally gluten-free, with an intense peanut butter flavor that outshines their complicated cousins. Store in an airtight container—if they last that long!

2. Banana Oat Cookies

Banana Oat Cookies
© The Simple Veganista

Morning treat or midnight snack? These banana oat cookies blur the line deliciously. Overripe bananas find their purpose when mashed with hearty oats and chocolate chips. The natural sweetness from bananas means no added sugar is necessary!

Simply mash two spotty bananas until smooth, fold in one cup of rolled oats and a quarter cup of chocolate chips. Spoon the mixture onto a baking sheet and shape into cookies. After 15 minutes in the oven, you’ll have soft, chewy cookies that taste indulgent while secretly being nutritious. They’re perfect for using up those forgotten bananas on your counter!

3. Fudgy Nutella Brownies

Fudgy Nutella Brownies
© Easy Family Recipes

Chocolate lovers rejoice! These Nutella brownies will satisfy your deepest chocolate cravings with minimal effort. The hazelnut-chocolate spread does most of the heavy lifting here. Whisk two eggs until frothy, then blend in one cup of Nutella until the mixture becomes smooth and glossy.

Gently fold in half a cup of flour just until incorporated—overmixing is the enemy of fudgy brownies! Pour the batter into a greased pan and bake for 15 minutes. The center should be slightly underdone for that perfect fudgy texture. Cut into squares once cooled and watch them disappear faster than you made them!

4. Vanilla Ice Cream

Vanilla Ice Cream
© Spend With Pennies

Homemade ice cream with no special equipment? Absolutely! This no-churn vanilla ice cream rivals anything from the fancy ice cream shop downtown. Start by whipping two cups of heavy cream until stiff peaks form. The air incorporated during whipping prevents ice crystals from forming. Gently fold in one can of sweetened condensed milk and two teaspoons of vanilla extract until just combined. Pour this cloud-like mixture into a loaf pan and freeze for at least six hours. The result is creamy, dreamy vanilla ice cream with a rich flavor that serves as the perfect base for any toppings you desire. Summer heat doesn’t stand a chance!

5. Tangy Lemon Bars

Tangy Lemon Bars
© Belly Full

Bright, zesty lemon bars typically require multiple steps and ingredients. This clever shortcut delivers all that citrus goodness with just three ingredients and one bowl! The unexpected hero? Angel food cake mix! Combine one box of the fluffy cake mix with a can of lemon pie filling. The mixture will be thick and slightly sticky—this is exactly what you want for that perfect texture.

Spread the batter in a greased baking dish and bake until the edges turn golden brown. Once cooled, dust with powdered sugar for that classic lemon bar look. Each bite delivers a punch of sunshine-bright flavor that will make everyone ask for your secret recipe!

6. Coconut Macaroons

Coconut Macaroons
© Little Sweet Baker

One bite of these coconut macaroons will whisk you away to a tropical paradise! The intense coconut flavor and chewy-crisp texture make these cookies irresistible. Combine two cups of shredded coconut with two-thirds cup of sweetened condensed milk and a teaspoon of vanilla. The condensed milk binds everything together while adding just the right amount of sweetness.

Use a cookie scoop to form little mounds on your baking sheet. After baking, the edges turn golden and crisp while the centers remain tender and chewy. For an extra special touch, dip the cooled macaroons halfway into melted chocolate. These little bites of tropical heaven stay fresh for days in an airtight container!

7. Chocolate Mousse

Chocolate Mousse
© Delight Fuel

Elegant dinner parties call for impressive desserts, but who has time for complicated recipes? This chocolate mousse looks and tastes luxurious while taking just minutes to prepare. Melt one cup of chocolate chips gently in the microwave or over a double boiler. Let it cool slightly so it won’t deflate your whipped cream. Meanwhile, whip one cup of heavy cream until soft peaks form. Carefully fold the melted chocolate into the whipped cream until no streaks remain. Spoon into pretty glasses and chill for at least an hour. The texture becomes increasingly silky as it sets. Garnish with fresh berries, mint leaves, or a light dusting of cocoa powder for a restaurant-worthy presentation!

8. Apple Dump Cake

Apple Dump Cake
© Betty Crocker

The name might not sound fancy, but this apple dump cake delivers major comfort food vibes with minimal effort. It’s the perfect warm dessert for chilly evenings! True to its name, you simply dump the ingredients in layers—no mixing required! Spread one can of apple pie filling across the bottom of a baking dish.

Sprinkle one box of yellow cake mix evenly over the apples, then drizzle half a cup of melted butter over everything. The butter and cake mix create a golden, buttery crust over the bubbling apple filling. After 45 minutes in the oven, your home will smell amazing! Serve warm with a scoop of vanilla ice cream for an extra special treat that tastes like apple pie without the work.

9. Fresh Strawberry Ice Cream

Fresh Strawberry Ice Cream
© Sweet Fix Baker

Summer in a bowl! This vibrant strawberry ice cream captures the essence of fresh berries without the fuss of traditional ice cream making techniques. Frozen strawberries are the secret weapon here—they’re picked at peak ripeness and maintain their bright flavor. Blend two cups of frozen strawberries with half a cup of condensed milk and half a cup of heavy cream until smooth and slightly thick. The mixture will have a soft-serve consistency right away, but freezing it for a few hours develops a more scoopable texture. The natural color is gorgeously pink without any artificial additions. Garnish with fresh berries for an extra special presentation!

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