Preparation Steam broccoli until tender, about 9 minutes. Transfer to paper towels to drain. Sprinkle with salt and pepper. Do ahead Can be made 2 hours ahead. Let stand at room temperature. Melt butter in heavy large skillet over medium-low heat. Add garlic and sauté until soft, about 1 1/2 minutes. Add breadcrumbs, sprinkle with salt and pepper, and cook until pale golden, stirring often, about 5 minutes. Stir in mint and lemon peel. Add broccoli to breadcrumbs and sauté until heated through, turning broccoli to coat, about 3 minutes. Arrange broccoli on platter. Sprinkle any remaining breadcrumbs over and serve.
Preparation Steam broccoli until tender, about 9 minutes. Transfer to paper towels to drain. Sprinkle with salt and pepper. Do ahead Can be made 2 hours ahead. Let stand at room temperature. Melt butter in heavy large skillet over medium-low heat. Add garlic and sauté until soft, about 1 1/2 minutes. Add breadcrumbs, sprinkle with salt and pepper, and cook until pale golden, stirring often, about 5 minutes. Stir in mint and lemon peel. Add broccoli to breadcrumbs and sauté until heated through, turning broccoli to coat, about 3 minutes. Arrange broccoli on platter. Sprinkle any remaining breadcrumbs over and serve.