With a mountain to climb, the Pakistani colts finished day two on 109 for six with Riaz Kail (17) and Jahanzeb Abdullah (1) in the crease.
Resuming on their overnight score of 393 for four, India today reached the huge total of 611 for nine with Chawla leading the charge.
The Pakistan under-19 team started with a debacle, losing opener Ahmed Shehzad for a duck and the other opener Shan Masood (7) too departed early.
Moinuddin (53) resisted the Indian attack for some times but Chawla got the vitalo wicket and Ishan Sharma then claimed a brace to push the hosts to the back foot.
Ishant was the pick of Indian bowlers, claiming two for 15.
Brief score: India U-19 1st innings: 611 for 9 declared (Tanmay Srivastava 220, Piyush Chawla 146, Mohs Naved 5/118) Pakistan U-19: 109 for 6 (Moinuddin 53, Ishant Sharma 2/15).