Homemade Curry Powder – GrainMaker | Made in Montana Grain .Jun 7, 2014 . One of my favorite spices in the kitchen is curry powder. . mustard seed, pepper flakes and the other ingredients into a mill like the GM Model.curry powder mill,Roasted Curry Powder #2 Recipe - FoodRoasting the curry powder brings out the flavor and depth of the spices. I wish I could . Once cooled, grind the mixture in a clean, dry spice mill or mini-chopper.