Mix together 1 cup of roasted suji, 1/2 cup curd, salt to taste, 1 cup chopped mix veggies of your choice. Let it set for 10 minutes.
Prepare a tempering by adding cumin, mustard, green chillies, hing, curry leaves to hot oil. Skip any of these if unavailable.
pour tempering to batter. Add some water to adjust consistency, it should be like idli batter.
using appe pan, pour the mixture in each cavity and cook on low flame till done.