I've always loved those big, thick, crisp waffles that you buy from street carts in Brussels. I tried to make them for years, but sadly, mine always came out thin and soggy. I finally decided to tackle the problem, and I came up with these delicious yeasty Belgian waffles. You make them almost entirely the night before, so all you have to do in the morning is stir in some eggs and heat up the waffle iron. (You'll need a special Belgian waffle maker, but these are so good, they're worth…