| 4 | Medium | Sweet onions |
| 1/4 | Cup | Vinegar |
| 1/4 | Cup | Sugar |
| 1/4 | Cup | Butter |
| 1/4 | Cup | Boiling water |
Cut onions into thick slices and place in a 1-quart casserole. Combine vinegar, sugar, butter and boiling water; pour over onions. Bake, covered, at 300degrees for one hour.