Acorn Flour is the Latest Gluten-Free Flour to Catch Chefs' Attention

You’ve played around with buckwheat, almond, and rice flours (and pleased your gluten-free guests in the process), but here’s another subtle-yet-earthy nut flour to consider adding to your baking arsenal: acorn flour. 

Native Americans have long processed acorns into flour for soups and breads, and the indigenous tribes of California made an acorn mush called wiiwish. In Korean cuisine, acorn flour is combined with wheat flour to make soba-like noodles used in...