Pork Shoulder With Chile Sauce - The Local Palate

Ingredients

• 1 pound chiles of your choice
• 10 cloves garlic
• 1 cup sliced white onions
• 2 cups apple cider vinegar
• 1 cup sugar
• Salt and pepper
• 5 pounds bone-in pork shoulder
• cut in 4-by-2-inch chunks (ask butcher to do this)
• 2 quarts beer or cider
• plus more for maintaining liquid in roasting pan
• 6 ears corn, with husks
• 2 sweet onions,
• whole and in their skins
• 2-3 heads crunchy butter lettuce, torn
• 1 lemon, juiced