Pre -heat the oven to 425 F.
Take a pan . Add 1 tbsp oil to it . Let it heat .
Add Onion and Garlic to it .Sute it for 1 minute till it looks translucent .
Add Corn ,black beans,peppers to it . Saute for 1 minute.
Add tomatoes to it .
Add taco seasoning and mix it well.(stir it )
Now add grated paneer to it .Stir it .
Add tomato ketchup ,salt ,lemon juice and fresh cilantro to it .
Mix it .
Your filling is ready .
Assembling of Tortilla
Take one tortilla .
Brush one side with little oil.
Now turn it over and place sufficient filling in the tortilla .
Roll it in the shape of a cigar .Roll it tight otherwise it won't look good and filling will come out.
Roll all the taquitos like this and place in a baking tray seam side down.
If you are using cheese just place them a little on both the ends of the taquitos ,these will give a more cheesy look,without even using tons of it .
Bake them in the oven .
After 7-8 minutes you will that they will start browing from sides then flip them over . You will that they are looking baked/brown .
Baked them for another 1-2 minute till another side is little crispy brown.
Remove them from oven .
Serve them with dip of your choice or fruit salsa.
Enjoy.