The appellants in the Pennsylvania case represented citizens and taxpayers in Pennsylvania who believed that the statute violated the separation of church and state described in the First Amendment. Appellant Lemon also had a child in Pennsylvania public school.
1 Preheat oven to 425 degrees F (220 degrees C). 2  Mix sweet potatoes, sweet onion, and garlic in a bowl. 3  Roast sweet potato mixture in preheated oven, turning frequently, until the vegetables are soft and golden brown, 30 to 35 minutes.
Before cooking, wash the sweet potatoes well. Brush each potato with vegetable oil. Preheat over to 400 degrees F. Pierce the skin with a fork. Place on oven rack and bake for 40-50 minutes until tender. Remove from oven and prick with fork to release steam.