S’mores Brownie Skillet (Grain-Free, Vegan)

This Brownie S’mores Skillet is pure comfort. It’s warm, gooey, chocolatey, and loaded with all the nostalgic flavor of classic s’mores—but made flourless and fully plant-based. You’ll love how easy this is to throw together in one bowl with ingredients you probably already have on hand. Get ready to have this dessert on repeat all summer long. Memorial Day Weekend, Fourth of July, Barbecue Parties, it’s perfect for all of them!

Gooey slice of brownie s’mores skillet showing melted chocolate and toasted marshmallows

I use mashed sweet potato as the base, which not only adds an extra boost of nutrients and fiber, it also gives it that rich, fudgy texture without needing eggs or dairy. It’s naturally sweetened with date sugar, gets extra richness from the almond butter, and is topped with melty dark chocolate, graham cracker crumbles, and toasted mini marshmallows. It’s basically a campfire but all wrapped up in a skillet.

Watch Me Make S’mores Brownie Skillet

This is the kind of dessert you want to serve straight out of the pan with spoons. It’s a little underbaked in the best way, super satisfying, and makes the whole kitchen smell like your favorite summer nights. Serve it warm for the full effect, and add a scoop of vanilla ice cream if you’re feeling a little “extra.”

Baked brownie s’mores skillet topped with golden marshmallows and graham cracker crumbs in a cast iron pan

Why You’ll Love This

  • Nostalgic flavor – Think s’mores meets rich a rich, fudgy brownie. (Basically two of the best summer desserts in one!)

  • Flourless + vegan – No eggs, no flour, no dairy.

  • One-bowl easy – Just mix, top, and bake.

  • Nutritious twist – Sweet potato adds healthy fiber, vitamins, and extra moisture.

Spoonful of warm vegan brownie s’mores skillet with chocolate and marshmallow stretch

What You’ll Need

• Mashed sweet potato

• Almond flour

Almond Butter

• Flax egg

Date sugar

Cocoa powder

• Salt

• Baking soda

Vanilla extract

• Dark chocolate chips - i like Hu Kitchen

• Mini marshmallows - Dandies is a great vegan option

• Crushed graham crackers - Simple Mills for gluten/grain free

Gooey slice of brownie s’mores skillet showing melted chocolate and toasted marshmallows

Tips & Substitutions

  • You can roast and puree your own or you can buy canned sweet potato (pumpkin also works if you want a lower carb option)

  • You can sub any nut butter for the almond butter.

  • Use coconut sugar if you don’t have date sugar.

  • Any dairy-free mini marshmallows will work here (Dandies recommended).

  • Graham crackers can be swapped for grain-free or gluten-free brands if needed. Simple Mills is a great option.

Baked brownie s’mores skillet topped with golden marshmallows and graham cracker crumbs in a cast iron pan

How to Make It

  1. Preheat your oven to 350°F.

  2. Line an 8-inch cast iron skillet or pie dish with parchment and lightly spray.

  3. In a mixing bowl, combine mashed sweet potato, almond butter, flax egg, date sugar, almond flour, cocoa powder, salt, baking soda, and vanilla. Stir until fully combined and smooth.

  4. Fold in a handful of dark chocolate chips.

  5. Spread the batter into your skillet and smooth the top.

  6. Sprinkle with mini marshmallows and crushed graham crackers.

  7. Bake for 25–30 minutes until set around the edges and still gooey in the center.

  8. Serve warm with spoons straight from the skillet or let cool slightly before slicing.

brownie s’mores skillet showing melted chocolate and toasted marshmallows
Vegan brownie s’mores skillet styled on countertop with extra graham crackers and marshmallows

Frequently Asked Questions

  • Should I bake it in a skillet?

    A cast iron skillet gives the best gooey center and crisp edges, but you can also bake it in an 8-inch round or square pan if needed.

  • How do I know when it’s done?

    The edges should look set and slightly puffed, but the center will stay soft and gooey. Don’t overbake — it firms up as it cools. Plus it’s egg free and flourless so you can safely underbake it for that gooey finish!

  • Expert Tip:

    Broil for the last 1–2 minutes to toast the marshmallows, but watch closely to avoid burning. Serve warm straight from the skillet for that true campfire feel.

dessert, brownie skillet, s'mores, summer desserts,
dessert
Yield: 4-6
Author:
S'mores Brownie Skillet

S'mores Brownie Skillet

This Brownie S’mores Skillet is a fudgy, flourless dessert made with sweet potato, granola butter, and dark chocolate. Topped with marshmallows and graham cracker crumbles, it’s gooey, comforting, and completely vegan + gluten-free.

Prep time: 5 MinCook time: 25 MinTotal time: 30 Min

Ingredients

Instructions

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💡 More healthy summer recipes you’ll love: [Strawberry Banana Nutella Muffins] / [Lemon Blueberry Upside Down Cake] / [Molten S’mores Banana Bread]

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