A plate of finished baby backs, “spares” from Midnight’s Farm and chicken. (Photo ©Bryan Gooding) Creative embers aglow, Martha Gooding walked to her spice cabinet. “We’ve got to find some magic ingredient for our rib rub.” she said. “And what I was thinking was garam marsala.” It was the last Sunday of Sherry Jacobson’s and my visit to Martha and Bryan Gooding’s home on Lopez Island. Our mission was to test a punchy Texas style rub on two kinds of pork ribs: a meaty, fatty grocery store-bought rack of baby backs and a much smaller, leaner rack from pigs raised at…