Roasted Asparagus With Onions - With meat

3 lbs asparagus , trimmed 1 lb mushroom , thickly sliced 1 large red onion , sliced 1/4 cup vegetable oil 1 1/2 teaspoons salt 1/2 teaspoon pepper 1 Heat oven[...]

1 1/2 lbs asparagus , trimmed 1 lb mushroom , thickly sliced 1 medium red onion , sliced 2 tablespoons olive oil 3/4 teaspoon salt 1/4 teaspoon pepper garlic[...]