The invention discloses a method for making bitter melon preserves, and belongs to the technical field of food processing. The method for making bitter melon preserves is characterized by mainly comprising the steps of material selection, raw material pre-processing, slicing, hardening, rinsing, hot ironing, cooling, sugar curing, sugar stewing, drying, packaging and the like. The method for making bitter melon preserves is simple, the cost of the raw materials and processing equipment is low, implementation is convenient, and products are rich in nutrient, crisp and tasty in taste, both sweet and bitter, bright glittering and translucent in appearance, and have the fresh scent of bitter melons. The method provides technical support for deep processing bitter melons, further improves the commercial value of deep-processed products of bitter melons, and achieves good economical benefits.