North Karnataka — Belagavi, Vijayapura, Kalaburagi, Ballari — eats jowar rather than rice, uses far less coconut, and cooks considerably spicier. A North Karnataka thali arrives with a stack of ಜೋಳದ ರೊಟ್ಟಿ, ಎಣ್ಣೆಗಾಯಿ, ಝುಣಕ and several dry chutney powders.

The regional divide shows up in vocabulary too. What Bengaluru calls ಒಬ್ಬಟ್ಟು is ಹೋಳಿಗೆ in the north, and the northern version is often thinner and made with a different filling.

Coastal Karnataka runs on coconut, tamarind, curry leaves and seafood. Mangalorean cooking is generously spiced and often non-vegetarian; ಕೋರಿ ರೊಟ್ಟಿ — chicken curry with brittle rice wafers crumbled into it — is the dish to seek out.

Udupi is the opposite pole: strictly vegetarian, no onion or garlic in temple cooking, and enormously influential. The Udupi hotel movement spread this cuisine across India in the twentieth century, and much of what the country calls ‘South Indian food’ came from Udupi kitchens.

Kodagu is different again. The coffee-growing hills eat ಪಂದಿ ಕರಿ (pork curry with kachampuli vinegar) and ಕಡುಬು, and the cuisine is unlike anything else in the state.

A banana leaf meal has rules, and they are the same across the state.

1. The narrow end of the leaf points left. If it is the other way, turn it.
2. Wait for everyone to be served. Water is sprinkled around the leaf first, and eating begins together.
3. Right hand only. The left hand is not used for eating or for passing food.
4. Say ಸಾಕು with your hand over the plate. Servers will keep refilling until you do, and once is not enough.
5. Fold the leaf towards yourself at the end. Folding it away signals you disliked the meal, and in some communities is done only at funeral meals.

If you cannot eat something, leave it rather than returning it. And expect to be pressed at least three times — insisting is the host’s job, and refusing gracefully is yours.

1. ಹುಳಿ (sambar) uses retroflex ಳ; ಹುಲಿ with plain ಲ is a tiger.
2. ಜೋಳ has a long o and a retroflex ಳ.
3. ಎಣ್ಣೆಗಾಯಿ has a doubled retroflex ಣ.
4. ದೋಸೆ ends in a light e. ‘Dosa’ is the Tamil and pan-Indian form.
5. ಗೋಳಿಬಜೆ — retroflex ಳ again, then a soft j.

• Assuming all Karnataka food is like Bengaluru’s. North Karnataka eats jowar and cooks far spicier; the coast is coconut-heavy and seafood-led.
• Expecting Udupi food to have onion and garlic. Temple-tradition Udupi cooking omits both.
• Ordering ಊಟ at breakfast. Rice meals start around noon. Mornings are ತಿಂಡಿ.
• Folding the banana leaf away from you. Fold it towards yourself.
• Refusing food only once. One refusal is read as politeness, not an answer.

Food regionalism in Karnataka is a live and cheerful argument. People from Dharwad will tell you their ಪೇಡ is the only real one; Belagavi claims ಕುಂದಾ; Mysuru claims the ಪಾಕ್. These are matters of genuine local pride and asking someone about their region’s speciality is an excellent conversational move.

The Udupi hotel story is worth knowing. Brahmin cooks from the Udupi region migrated to Bombay, Madras and beyond in the early twentieth century and opened vegetarian restaurants that became a nationwide category. When someone in Delhi says ‘Udupi hotel’, they are referring to a Karnataka institution.

Meanwhile the state’s most famous export, the masala dosa, is credited to Bengaluru’s early twentieth-century tiffin rooms. Vidyarthi Bhavan’s ಬೆಣ್ಣೆ ದೋಸೆ still draws a queue in Basavanagudi, and MTR and CTR remain institutions rather than merely restaurants.

1. Name one signature dish from each of Karnataka’s food regions.
2. Ask a Kannada speaker which region their family cooking comes from.
3. Eat one banana leaf meal following all five etiquette rules.
4. Say ಹುಳಿ and ಹುಲಿ back to back until the ಳ is clean.
5. Try one North Karnataka and one coastal dish this month.