Sweet spot for Whole Grains %age vs. oven spring and bloom

Toast

Friends, does anyone have a general idea of how much whole grain, or whole grain / sprouted flours one can use and still get vigorous oven spring and holey loaves?  I am curious and am trying to come up w a recipe using my favorite flours and whole grains, specifically: Bread flour, Rye, WG kamut, white kamut, and sprouted wheat.

Thanks in advance

hester

I regularly bake with whole spelt at 50% of total flour weight and get nice bloom. It is getting more challenging at higher percentages.

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Check out user DanAyo.  He has some really good oven spring with home-milled 100% whole-grain red wheat, which is usually hard to do. He does a long autolyse, and 90% hydration.

Rye is a good fermenter, but it is not a good gluten-y "riser", less "rise-y" than whole wheat.

Kamut is very durum-like, it's a genetic relative of durum; high protein, but the glutenin and gliadin is not balanced enough to make a good gluten network.

Here's my guess:  Use an amount of bread flour equal to your total amount of rye and kamut, and fill in the rest with whole-grain wheat.  Example:  10% rye, 15% Kamut, 25% bread flour, 50% whole wheat.

Also, whole white wheat seems to rise easier,  that is it's less naturally dense, than whole red whest.  But DanAyo uses 100% whole red wheat, so he apparently knows the tricks.