If you're going with a "modern" recipe, I wouldn't sweat the base malt too much. I used 76% Briess Pilsner, 7% Caramunich, 3.5% Aromatic, 3.5% Special B, and some homemade dark candy syrup. One 90 min hop addition and Wyeast 1214. Mine ended up being a near clone of Chimay Red, but of course I...