Rhubarb Muffins

in

2 cups whole wheat pastry flour
1 1/2 teaspoons baking powder
1/4 teaspoon baking soda
1/4 teaspoon salt
1 1/2 teaspoon ground cinnamon
1 cup apple sauce
2 large eggs
1/2 cup pure maple syrup
1/2 cup light brown sugar
1/3 cup soy milk
1/4 cup butter, softened
1 teaspoon pure vanilla extract

Bake at 375 for 20 minutes or so