Bitter melon is generally consumed cooked in the green or early yellowing stage.
The young shoots and leaves of the bitter melon may also be eaten as greens.
The fruit is very bitter raw and can be soaked in cold water and drained to remove some of those strong flavours.

In Chinese cuisine, bitter melon (苦瓜, pinyin: kǔguā; Pe̍h-ōe-jī: khó͘-koe) is valued for its bitter flavour, typically in stir-fries (often with pork and douchi), soups, dim sum, and herbal teas (gohyah tea).
It has also been used in place of hops as the bittering ingredient in some beers in China and Okinawa.

Bitter gourd is commonly eaten throughout India.
In North Indian cuisine, it is often served with yogurt on the side to offset the bitterness, used in curry such as sabzi or stuffed with spices and then cooked in oil.

In South Indian cuisine, it is used in numerous dishes such as thoran / thuvaran (mixed with grated coconut), pavaikka mezhukkupuratti (stir-fried with spices), theeyal (cooked with roasted coconut) and pachadi (which is considered a medicinal food for diabetics), making it vital in Malayali's diet.
Other popular recipes include preparations with curry, deep-frying with peanuts or other ground nuts, and Kakara kaya pulusu in Telugu, a soup with fried onions and other spices.
In Karnataka bitter melon is known as hāgalakāyi (ಹಾಗಲಕಾಯಿ) in Kannada; in Tamil Nadu it is known as paagarkaai or pavakai (பாகற்காய்) in Tamil.
In these regions, a special preparation called pagarkai pitla, a kind of sour koottu, is common.
Also commonly seen is kattu pagarkkai, a curry in which bitter melons are stuffed with onions, cooked lentil and grated coconut mix, then tied with thread and fried in oil.
In the Konkan region of Maharashtra, salt is added to finely chopped bitter gourd, known as karle (कारले) in Marathi,  and then it is squeezed, removing its bitter juice to some extent.
After frying this with different spices, the less bitter and crispy preparation is served with grated coconut.
Bitter melon is known as karate (Konkani: कारांतें) in Goa; it is valued for its health benefits and used widely in Goan cuisine.

In northern India and Nepal, bitter melon, known as tite karela (तीते करेला) in Nepali, is prepared as a fresh pickle.
For this, the vegetable is cut into cubes or slices, and sautéed with oil and a sprinkle of water.
When it is softened and reduced, it is crushed in a mortar with a few cloves of garlic, salt and a red or green pepper.
It is also eaten sautéed to golden-brown, stuffed, or as a curry on its own or with potatoes.

In Burmese cuisine, bitter melon is sauteéd with garlic, tomatoes, spices and dried shrimp and is served as an accompaniment to other dishes.
Such a dish is available at street stalls and deli counters throughout the country.

In Sri Lanka, it is known as Sinhala: කරවිල karavila and is an ingredient in many different curry dishes (e.g., karawila curry and karawila sambol) which are served mainly with rice in a main meal.
Sometimes large grated coconut pieces are added, which is more common in rural areas.
Karawila juice is also sometimes served there.

In Pakistan, where it is known as karela (کریلا) in Urdu-speaking areas, and Bangladesh, where it is known as korola (করলা|করলা) in Bengali, bitter melon is often cooked with onions, red chili powder, turmeric powder, salt, coriander powder, and a pinch of cumin seeds.
 Another dish in Pakistan calls for whole, unpeeled bitter melon to be boiled and then stuffed with cooked minced beef, served with either hot tandoori bread, naan, chappati, or with khichri (a mixture of lentils and rice).

Bitter melon, known as gōyā (ゴーヤー) in Okinawan, and nigauri (苦瓜) in Japanese (although the Okinawan word gōyā is also used), is a significant ingredient in Okinawan cuisine, and is increasingly used in Japanese cuisine beyond that island.

In Indonesian cuisine, bitter melon, known as pare in Javanese and Indonesian (also paria), is prepared in various dishes, such as gado-gado, and also stir-fried, cooked in coconut milk, or steamed.
 In Christian areas in Eastern Indonesia it is cook
Bitter melon is generally consumed cooked in the green or early yellowing stage. The young shoots and leaves of the bitter melon may also be eaten as greens. The fruit is very bitter raw and can be soaked in cold water and drained to remove some of those strong flavours.
In Chinese cuisine, bitter melon (苦瓜, pinyin: kǔguā; Pe̍h-ōe-jī: khó͘-koe) is valued for its bitter flavour, typically in stir-fries (often with pork and douchi), soups, dim sum, and herbal teas (gohyah tea). It has also been used in place of hops as the bittering ingredient in some beers in China and Okinawa.
Bitter gourd is commonly eaten throughout India. In North Indian cuisine, it is often served with yogurt on the side to offset the bitterness, used in curry such as sabzi or stuffed with spices and then cooked in oil.
In South Indian cuisine, it is used in numerous dishes such as thoran / thuvaran (mixed with grated coconut), pavaikka mezhukkupuratti (stir-fried with spices), theeyal (cooked with roasted coconut) and pachadi (which is considered a medicinal food for diabetics), making it vital in Malayali's diet. Other popular recipes include preparations with curry, deep-frying with peanuts or other ground nuts, and Kakara kaya pulusu in Telugu, a soup with fried onions and other spices. In Karnataka bitter melon is known as hāgalakāyi (ಹಾಗಲಕಾಯಿ) in Kannada; in Tamil Nadu it is known as paagarkaai or pavakai (பாகற்காய்) in Tamil. In these regions, a special preparation called pagarkai pitla, a kind of sour koottu, is common. Also commonly seen is kattu pagarkkai, a curry in which bitter melons are stuffed with onions, cooked lentil and grated coconut mix, then tied with thread and fried in oil. In the Konkan region of Maharashtra, salt is added to finely chopped bitter gourd, known as karle (कारले) in Marathi,  and then it is squeezed, removing its bitter juice to some extent. After frying this with different spices, the less bitter and crispy preparation is served with grated coconut. Bitter melon is known as karate (Konkani: कारांतें) in Goa; it is valued for its health benefits and used widely in Goan cuisine.
In northern India and Nepal, bitter melon, known as tite karela (तीते करेला) in Nepali, is prepared as a fresh pickle. For this, the vegetable is cut into cubes or slices, and sautéed with oil and a sprinkle of water. When it is softened and reduced, it is crushed in a mortar with a few cloves of garlic, salt and a red or green pepper. It is also eaten sautéed to golden-brown, stuffed, or as a curry on its own or with potatoes.
In Burmese cuisine, bitter melon is sauteéd with garlic, tomatoes, spices and dried shrimp and is served as an accompaniment to other dishes. Such a dish is available at street stalls and deli counters throughout the country.
In Sri Lanka, it is known as Sinhala: කරවිල karavila and is an ingredient in many different curry dishes (e.g., karawila curry and karawila sambol) which are served mainly with rice in a main meal. Sometimes large grated coconut pieces are added, which is more common in rural areas. Karawila juice is also sometimes served there.
In Pakistan, where it is known as karela (کریلا) in Urdu-speaking areas, and Bangladesh, where it is known as korola (করলা|করলা) in Bengali, bitter melon is often cooked with onions, red chili powder, turmeric powder, salt, coriander powder, and a pinch of cumin seeds.  Another dish in Pakistan calls for whole, unpeeled bitter melon to be boiled and then stuffed with cooked minced beef, served with either hot tandoori bread, naan, chappati, or with khichri (a mixture of lentils and rice).
Bitter melon, known as gōyā (ゴーヤー) in Okinawan, and nigauri (苦瓜) in Japanese (although the Okinawan word gōyā is also used), is a significant ingredient in Okinawan cuisine, and is increasingly used in Japanese cuisine beyond that island.
In Indonesian cuisine, bitter melon, known as pare in Javanese and Indonesian (also paria), is prepared in various dishes, such as gado-gado, and also stir-fried, cooked in coconut milk, or steamed.  In Christian areas in Eastern Indonesia it is cook
Momordica charantia