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1
Mix the yeast with 1/4 cup warm milk in a large bowl. Let it sit for 5 minutes.
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2
Mix the egg whites, 1/4 cup warm milk, and butter in a different bowl. Add the yeast mixture.
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3
Add the sugar, salt, vanilla, flour, and the rest of the milk while stirring, until the mixture has a soft texture.
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4
Cover the bowl with plastic film and let it sit in a warm place until it size doubles. This should take about 1 to 2 hours.
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5
Remove the plastic film and stir the dough for 1 minute to remove the air.
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6
Pour the mixture in a waffle iron and cook until brown on both sides.
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7
Once ready, store the waffles in the oven at 100C so they keep warm until you finish cooking all of them.
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8
Serve warm with peanut butter, chocolate, or honey on top.
