01 - Whisk together eggs, milk, sugar, vanilla, cinnamon, and salt in a medium bowl until thoroughly combined.
02 - Add bread cubes to the egg mixture, toss gently to coat evenly, and let soak for 2-3 minutes.
03 - Combine 1/4 cup sugar and 1 teaspoon cinnamon in a small bowl for the coating.
04 - Melt 1 tablespoon butter in a large nonstick skillet over medium heat.
05 - Transfer soaked bread cubes using a slotted spoon to the skillet in a single layer. Cook for 2-3 minutes per side, turning until golden brown on all sides. Repeat with remaining butter and bread cubes.
06 - Immediately toss cooked bites in the cinnamon sugar mixture while hot to coat thoroughly.
07 - Whisk powdered sugar, milk, and vanilla in a small bowl until smooth and creamy.
08 - Drizzle glaze over warm French toast bites and serve immediately.