Air Fryer French Toast Muffins with Custardy Centers

Air Fryer French Toast Muffins

What I like about this air fryer method is that the muffins set much faster than a larger baked casserole, but I rely more on the look and feel than the clock. Silicone cups insulate the custard, so the part I watch is whether the centers spring back lightly and the edges turn golden.

These air fryer French toast muffins are a solid small-batch breakfast or brunch option with soft, custardy centers and toasted edges. Day-old bread keeps them from turning soggy, the silicone cups make portioning easy, and leftovers reheat well when you want the edges crisped back up.

Ingredients for Air Fryer French Toast Muffins

• 4 cups loosely packed day-old bread, cut into 3/4-inch cubes; Texas toast, cinnamon swirl, challah, brioche, or croissant all work
• 3 large eggs
• 3/4 cup whole milk
• 3 tablespoons granulated sugar
• 2 tablespoons unsalted butter, melted, plus more for greasing if preferred
• 2 teaspoons vanilla extract
• 1 teaspoon ground cinnamon
• 1/4 teaspoon kosher salt
• 1 tablespoon all-purpose flour
• Nonstick spray, as needed
• Powdered sugar or maple syrup, for serving

Day-old or slightly dry bread matters here. It absorbs the custard without collapsing, which gives you a softer center without a wet, heavy texture.

Texas toast and cinnamon swirl bread hold their shape especially well. Brioche and challah give a richer, softer result, and croissants work too, but I fold them in gently so they do not break down too much.

The small amount of flour lightly thickens the custard so the muffins hold together a little better when you unmold them. If you leave it out, expect a looser, more custardy middle.

Best Bread and Ingredient Swaps

The best bread for French toast muffins is sturdy and a little dry. Texas toast and cinnamon swirl keep more structure, while brioche and challah give you a softer, richer bite.

If your bread is very fresh, let the cubes sit out while you mix the custard so they dry slightly.

For simple swaps, 2% milk works in place of whole milk. Half-and-half makes the custard richer. Non-dairy milk can work too, but the centers may set a little softer, so they may need a bit more time.

How to Make Air Fryer French Toast Muffins

1. Preheat and grease the cups: Preheat your air fryer to 325°F (165°C) for about 3 minutes if your model has a preheat setting. Lightly grease 6 standard silicone muffin cups with nonstick spray or a thin coating of melted butter, especially around the sides.
2. Cut the bread: Cut the bread into even 3/4-inch cubes so the muffins cook evenly. If the bread feels very soft or fresh, let it sit out for a few minutes while you prepare the custard.
3. Whisk the custard: In a mixing bowl, whisk together the eggs, sugar, cinnamon, salt, and flour until smooth and no flour lumps remain. Whisk in the milk, vanilla, and melted butter until fully combined.
4. Soak the bread: Fold the bread cubes into the custard until evenly coated. Let the mixture sit for 5 minutes so the bread can absorb the liquid. The cubes should look moistened but still hold their shape.
5. Fill the muffin cups: Divide the bread mixture among the 6 prepared silicone cups, mounding slightly and leaving about 1/4 inch of headspace. Spoon any extra custard over the tops so each muffin gets some of the liquid.
6. Air fry: Arrange the cups in a single layer in the air fryer basket or on the tray, leaving a little space between them for airflow. Cook at 325°F (165°C) for 10 to 14 minutes, rotating the basket or tray halfway through for more even color. Start checking around 9 to 10 minutes on your first batch.
7. Check for doneness: The muffins are ready when the tops and edges are golden brown, the centers feel set and spring back lightly when pressed, and you do not see liquid custard between the bread cubes. A knife inserted in the center should come out mostly clean. If you like using a thermometer for custard dishes, 165°F (74°C) in the center is a useful final check.
8. Cool and unmold: Let the muffins rest in the cups for 2 to 3 minutes so they firm up a bit. Loosen the edges with a small spatula if needed, then lift them out carefully with tongs.
9. Serve warm: Dust with powdered sugar or serve with maple syrup. They are best warm, when the centers are still soft and the edges are lightly toasted.

Air Fryer Time and Temperature for French Toast Muffins

Cook these muffins at 325°F (165°C) for 10 to 14 minutes. A short preheat helps the custard start setting before the tops get too dark.

I start checking early because air fryers vary, and silicone cup thickness can shift the timing too. If you skip preheating, expect the muffins to need about 1 to 2 extra minutes.

Basket-style air fryers often brown a little faster, while oven-style models may take 1 to 3 minutes longer.

Why French Toast Muffins Turn Soggy or Brown Unevenly

If the centers are still soggy, the usual cause is bread that was too fresh or cups that were packed too tightly. Let fresh bread dry a bit, give it the full soak time, and cook until the center feels springy instead of wet.

If the tops brown too quickly before the middle sets, start checking earlier on the next batch. If your air fryer runs hot, reducing the temperature slightly next time can help.

If the muffins stay pale and soft all over, the cups were probably too crowded. They need space around them so the hot air can circulate and brown the edges instead of steaming them.

Mix-Ins and Variations

Keep add-ins to about 1/4 cup total for 6 muffins so the custard still sets properly. Fold them in after the bread has soaked.

Raisin or Cranberry French Toast Muffins

Add 1/4 cup raisins or dried cranberries for a little chewy sweetness. This works especially well with challah or cinnamon swirl bread.

Pecan or Walnut French Toast Muffins

Add 1/4 cup chopped pecans or walnuts for extra texture. Nuts also make the muffins a little sturdier if you plan to reheat them later.

Chocolate Chip French Toast Muffins

Add 1/4 cup mini chocolate chips or cinnamon chips for a sweeter version. I would keep the topping simple here and just use powdered sugar.

Brown Sugar French Toast Muffins

Swap the granulated sugar for 3 tablespoons brown sugar if you want a deeper flavor with a mild molasses note.

If you love cinnamon, you’ll also like these Air Fryer Apple Cinnamon Muffins.

How to Store and Reheat Air Fryer French Toast Muffins

Let the muffins cool completely, then refrigerate them in an airtight container for up to 4 days. For longer storage, wrap each muffin tightly and freeze them in a freezer bag for up to 2 months.

To reheat from the refrigerator, air fry at 300°F (150°C) for 3 to 5 minutes until warmed through and lightly re-toasted at the edges. From frozen, air fry at 300°F (150°C) for 6 to 8 minutes.

The microwave works for 15 to 25 seconds if you only want them warm, but the texture will be softer and less toasty.

You can also make them ahead by assembling the soaked bread mixture in greased silicone cups, covering, and refrigerating for up to 12 hours. If cooking straight from the fridge, add 1 to 2 minutes to the air frying time.

More Air Fryer Muffins

For another cozy option, try our Air Fryer Carrot Muffins.

Got ripe bananas? Make these quick Air Fryer Banana Muffins next.

Nutrition

Approximate nutrition per serving, based on 1 of 6 muffins and not including optional add-ins or syrup: 190 calories, 6g protein, 8g fat, 24g carbohydrates.

Approximate nutrition per 100g: 240 calories, 8g protein, 10g fat, 30g carbohydrates.

Nutrition is an estimate and will vary with the bread you use and how much powdered sugar or syrup you serve on top.