Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to make summer vegetable crumble [title] Pre-heat the oven to 175 ° c (347 ° f). [title] Add oil to a heated pan over a high temperature. [step] Add the aubergine to the pan and stir well.

Ending1: Fry for about 3 to 4 minutes until browned and cooked through. Scoop the aubergine out of the pan and into the oven dish. Ending2: [title] Spray the pan with nonstick cooking spray and cook for a few minutes. [step] Help to prevent the aubergine from sticking to the pan. Ending3: [title] Spray a clean, nonstick skillet with nonstick cooking spray. [step] If you prefer, you can spray the pan with a heat-safe coat of nonstick cooking spray. Ending4: Turn the heat up to 350 ° f (1760 ° c) and cook the mixture, stirring frequently, for about ten minutes. [title] Add the vegetables and cook until the mixture is cakey and almost bubbly.

Answer format: ending1/ending2/ending3/ending4