100% Whole Wheat Challah

3 loaves

3 1/2 tsp dry yeast

2 1/4 c. lukewarm water
1/2 c. honey

35 oz. flour

3 tbsp ground flax seeds

3 eggs

1/4 c. light olive oil

2 tsp. salt

Mix yeast, water and honey in a bowl. Add 20 oz. flour and stir. Cover with a towel for 30 minutes until bubbly. Add remaining ingredients and mix on low for 5-10 minutes. Cover and let rest in warm place until double in size (about 1 hour.) Braid and cover again. Place on pre-heated oven until fully risen. 

Bake at 350 degrees for 25 minutes.