Heat oil in a pan over medium-high heat. Once the oil is warm, add sliced onions and chili flakes. Sauté for about 4-5 minutes until the onions starts to turn color and aromatic. It doesn't need to be golden brown.
Adding spices and vegetables.
Now, reduce the heat to low and add turmeric powder. Stir for about 30 seconds to release its earthy flavor. Then, add the chopped beans, green chili, fresh curry leaves, and 1 teaspoon of salt. Mix everything well to coat the beans with the flavors.
Adding water and covering the pan.
Next, pour in 1/4 cup water. Cover the pan with a lid and let it cook on low heat for 4-5 minutes. This helps the beans to absorb all the flavors while staying tender. Make sure to stir in between.
Uncovering and final seasoning.
Now, remove the lid and add black pepper powder for that extra zing. Stir well and continue cooking uncovered for another 4-5 minutes, sautéing occasionally to ensure even cooking.
Final toss and serving.
Look at that vibrant color and glistening texture! Your Beans Mezhukkupuratti is now ready to serve. Pair it with rice and dal, or enjoy it as a side dish for a traditional Kerala meal.