Cinnamon Toast Crunch Frappe

Last summer during a patio hangout, my friend Sarah showed up with a version of this drink that changed everything about afternoon treats. She had spent weeks experimenting with blending actual cereal into coffee drinks, and when she took that first sip and did a little happy dance, I knew I had to get the recipe. Now it is become our go-to for those moments when regular iced coffee just does not feel festive enough.

I made these for my nieces last month and they were absolutely beside themselves that auntie let them have milkshake coffee for breakfast. The older one asked if we could open a frappe stand in the driveway, and honestly, I considered it for about five seconds before remembering how much work actual food service requires. Now they request it every single time they sleep over, and I have learned to triple the recipe.

Ingredients

• Whole milk: The fat content matters here for that creamy finish we are chasing, though oat milk works surprisingly well if you need dairy free
• Heavy cream: This is what transforms it from a regular blended coffee into something that feels like dessert in a glass
• Strong brewed coffee: Use whatever coffee method you prefer, just make sure it is cold before blending or you will melt your ice too fast
• Cinnamon Toast Crunch cereal: The star of the show that gives both flavor and that nostalgic sweetness we all remember from childhood mornings
• Granulated sugar: The cereal provides some sweetness, but this rounds it out so the coffee does not taste too harsh
• Vanilla extract: Do not skip this, it bridges the gap between the cinnamon and coffee flavors beautifully
• Ground cinnamon: A little extra kick because you can never have too much cinnamon in a cinnamon drink
• Ice cubes: The foundation that turns this from flavored milk into an actual frappe texture

Instructions

Gather and measure everything first:

There is nothing worse than getting halfway through blending and realizing you are missing something crucial, so set up your ingredients station before you start

Load the blender strategically:

Pour in your liquids first, then add the cereal, sugar, and spices before topping with ice cubes so everything blends evenly

Blend until completely smooth:

Start on low to break up the cereal, then crank it to high for at least a full minute until no visible chunks remain

Strain if you are particular about texture:

Pour the mixture through a fine mesh sieve if you want it completely smooth, though I usually skip this step because I like the tiny cereal specks

Load up those toppings:

Pour into your tallest glasses, go wild with whipped cream, and do not forget the extra cereal crown on top

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My neighbor smelled the cinnamon wafting through my open kitchen window and showed up at my back door with an empty cup, looking hopeful. We ended up sitting on the porch for an hour talking about how simple recipes like this are sometimes the most impressive to guests because they seem so much more complicated than they actually are.

Making It Extra Thick

I have discovered that freezing some of the milk in ice cube trays ahead of time gives this an incredible milkshake consistency without watering it down. You can also freeze the brewed coffee into cubes for an even more intense coffee flavor that does not get diluted as it melts.

Serving Suggestions

These are perfect alongside something like a warm cinnamon roll or coffee cake because the temperature contrast is absolute magic. I have also served them as dessert after a spicy dinner, where the cool sweetness hits just right.

Customization Ideas

Swap the coffee for cold brew concentrate if you really want that punch to come through, or use decaf if you are making these later in the day. For a protein boost, stir in a scoop of vanilla protein powder before blending, or add a tablespoon of caramel sauce for an even more indulgent version.

• Try chocolate milk instead of white milk for a mocha cinnamon twist
• A pinch of nutmeg mixed with the cinnamon adds a lovely warmth
• Drizzle some sweetened condensed milk on top for that coffee shop aesthetic

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Hope this becomes your new favorite way to treat yourself when regular coffee just is not cutting it.

Questions & Answers

→ Can I make this ahead of time?

The blended mixture doesn't store well as ice melts and texture changes. However, you can brew and cool the coffee in advance. Measure all ingredients beforehand, then blend when ready to serve for the best frothy consistency.

→ What type of coffee works best?

Strong brewed coffee cooled to room temperature creates the ideal balance. Cold brew concentrate delivers an intense coffee flavor that stands up to the sweet cinnamon notes. Decaf works perfectly if you want to avoid caffeine while still enjoying the flavor profile.

→ Do I have to strain the mixture?

Straining is optional and based on texture preference. The fine mesh sieve removes cereal pulp for a smoother drink similar to coffee shop frappes. Leaving it unstrained retains more fiber and creates a thicker texture reminiscent of milkshakes.

→ How can I make this dairy-free?

Substitute whole milk and heavy cream with oat, almond, or coconut milk. Coconut cream provides richness similar to heavy cream. Use plant-based whipped cream for topping. The cereal may contain dairy, so verify labels if avoiding all dairy products.

→ Can I reduce the sugar content?

The granulated sugar balances the bitterness of coffee and enhances cinnamon flavor. Reduce to 1 tablespoon or substitute with maple syrup, honey, or your preferred sweetener. The cereal itself contains added sugar, so the overall sweetness remains pleasant even with less added sweetener.

→ What if I don't have Cinnamon Toast Crunch cereal?

Any cinnamon-sugar cereal works as a substitute. Cinnamon Chex, Apple Jacks, or even crushed cinnamon graham crackers provide similar flavor profiles. Plain crushed cornflakes or Chex plus extra ground cinnamon and sugar can work in a pinch.