INGREDIENTS
1 cup
all-purpose flour
1/2 cup
hazelnuts
1 tsp
baking powder
1/4 tsp
baking soda
1/2 tsp
salt
1 cup
soy milk
1 tbsp
cider vinegar
3/4 cup
granulated sugar
1/3 cup
oil
1 tsp
vanilla extract
3
large egg whites
3/4 cup
sugar
1/2 tsp
pure vanilla extract
1 1/4 cups
unsalted butter, softened
1 tbsp
warm water
1/2 tbsp
instant coffee