Just a few weeks ago I had a phenomenal meal at Solbar, the premier restaurant at Solage Calistoga in Napa. Charles and I were staying on the other side of the Mayacamas in the charming Sonoma town of Glen Ellen. A bit less manicured than its neighbor to the east, we loved the vibe of Sonoma, but each of our inner gastronomes was craving a more elevated dining experience. Solbar offered the best of both worlds—an inventive menu paired with…