When friends visit New York, they often complain about high food prices. Two dollars for a cup of coffee? Six dollars for an omelette, toast, hash browns and juice? Eight to ten bucks for a glass of wine?! May they never travel to Las Vegas. At first glance prices in Vegas don’t seem out of proportion. Martinis and mojitos at the Venetian Resort with my friend Tim cost around $12 apiece, roughly what I’d spend on a cocktail in New York or Philadelphia. Factor in the live music and that we were in a fancy hotel in the heart of Las Vegas and the amount appeared realistic. Even the first night’s dinner at Thomas Keller’s Bouchon didn’t seem particularly outrageous. My trout almondine entree was $27 while my friend Marilee’s scallop special was $46. Okay, $46 was quite steep but this was THE Thomas Keller. What truly surprised me was not the cost but the quality. Good but not astonishing. Plus, the haricot vert that topped my trout were limp and lukewarm. When you’re favorite part of the meal was the complimentary bread, well . . .. …