Barnsley Woolley Miners had a mixed first weekend of the season, losing in the league then winning in the cup.
They beat Castleford in the Heavy Woollen Cup on Sunday, defending 117 by skittling their visitors for 82.
Ali Jahangir took four for 12 with Liam Johnson and Oliver Jackson striking twice each.
Owen Smith executed a stumping and took a catch.
The Shaw Laners lost by 111 runs at Tickhill on Saturday in their first ECB Yorkshire Premier South game of the season.
The hosts were 34 for two but made 245 for six.
Frostick, Jay Smith and Oliver Jackson took two wickets each.
Barnsley then collapsed from 78 for two to 134 all out, with debutant Liam Johnson top-scoring on 40.
Star Australian batter Jack Weatherald batted at number eight.