Add flour, yeast, honey, and warm water to countertop mixer. Let proof for 30 minutes, bubbles should be formed.
Turn mixer on, and add salt, butter, and slowly mix in 5 cups of whole wheat flour. Add in additional 1/2 cup flour as needed, until not real sticky - just pulling away from the bowl, but still sticky to touch; mix approximately 8 minutes.
Shape dough into a ball and put in lightly greased mixing bowl. Turn dough to coat in oil and cover with clean tea towel. Let rise in a warm, draft free area until doubled, about 45-60 minutes.
Punch down, shape into flatted ball, cut into 2, 3, or 4 equal chunks (use a scale to get even sizing):For 9x5 loaf pans, make 2 loaves (approximately 2 lbs each). For 8x4 loaf pans, make 3 or 4 loaves (approximately 1 to 1⅓ lbs each).
Shape each chunk into loaves, rise in lightly greased loaf pans for about 45 minutes. About 30 minutes into second rise, preheat oven to 350°F
For 4 loaves, bake for 25 minutes.For 3 loaves, bake for 30 minutes.For 2 loaves, bake for 35 minutes.Bread should reach an interal temperature of 190-200°F.