1. Preheat oven to 450°.
2. Combine broccoli and 1 tablespoon oil in a large bowl; toss to coat. Place broccoli on a foil-lined baking sheet. Bake at 450° for 6 minutes. Remove from oven; toss with garlic. Bake at 450° for an additional 6 minutes.
3. Place remaining 1 tablespoon oil, butter, and next 4 ingredients (through anchovy) in a large bowl; stir to combine. Add broccoli mixture; toss well to coat. Sprinkle with salt.