Going for a trip to Ujjain, indore and Omkareshwar

Hello everyone,We are coming for 4-5 days trip so recommend as much as you can. Recommed Places to visit in morning/evening, Food/sweets to try out, Hotels stay which are cheaper and reasonable. Dharmshala would work too. famous markets and things to buy. Everything. Would be thankful for anykind of help. Thank you once again!