Roasted Salmon with Spicy Cauliflower

INGREDIENTS

• 4 garlic cloves
• 2 to 4 anchovy fillets (optional)
• 1/4 to 1/2 teaspoon red-pepper flakes
• Coarse salt and ground pepper
• 2 tablespoons olive oil
• 2 tablespoons anchovy oil (from can of anchovies) or olive oil
• 1 head cauliflower (about 2 pounds), cored and cut into large florets
• 4 skinless salmon fillets, (6 to 8 ounces each)
• 4 thin lemon slices, halved, plus 4 wedges, for serving