In a Dutch oven or 5-quart pot, melt butter over medium heat. Add onion, bell peppers, and thyme; cook, stirring occasionally, until vegetables are softened, about 5 minutes.

• 去一只5夸脱的锅,放入黄油,中活加热融化。加入洋葱、柿子椒、麝香草;持续搅拌加热大约5分钟,直至蔬菜变软。