This is what happens when your source of malt delivers whole bags and you end up with more Crystal 75-85 than you will ever use in recipes. Why not try a SMaSH? It may end up super sweet, undrinkably so, and low ABV, but the projected cost of the batch is $2.50. Add enzymes to the mash?
Fore reference: http://www.homebrewtalk.com/f128/testing-fermentability-crystal-malt-208361/
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