Possible Clues:

• Heavy brew, and a clue to this puzzle's theme
• Black and tan ingredient
• Chunky
• Strong beer
• Dark-colored beer
• Good man excluded as crime writer
• Substantial drink
• Kind of beer ... or a multi-word hint to 18-, 22-, 37-, 51- and 57-Across
• Opposite of svelte
• 'I'm a little teapot, short and ___'