ETA: doubling the lemon juice and baking soda worked pretty well. They weren't quite as rounded as usual, but otherwise were just dandy.
Bryanna's Corn Muffins
1 c. stoneground cornmeal
3/4 c. wholewheat pastry flour or unbleached white flour
1/3 c. soy or chickpea flour
1/4 c. sugar
1 tsp. baking powder
3/4 tsp. salt
1/2 tsp. baking soda
1 T. lemon juice with nondairy milk to make 1 and 1/4 c.
1/4 C. unsweetened smooth applesauce
2 T. oil or melted non-dairy margarine
Whisk the dry Mix ingredients together in a medium bowl. Whisk or blend the wet Mix ingredients together and add to the Dry Mix. Mix briefly and pour into the hot skillet. Bake the batter in 12 greased muffin cups for about 25 minutes at 400 degrees F.