The Red Sox recalled Winckowski from Triple-A Worcester on Tuesday, Chris Cotillo of MassLive.com reports.
The Red Sox optioned Winckowski to Triple-A Worcester on Monday, Jen McCaffrey of The Athletic reports.
Winckowski (3-1) gave up an unearned run and retired all three batters he faced en route to picking up a win Monday in the Red Sox's 5-4 extra-inning victory over the Rangers.
Winckowski will be available out of the Red Sox' bullpen beginning on Wednesday, Gabrielle Starr of the Boston Herald reports.
Winckowski (2-1) picked up the win Sunday vs the Padres. He did not allow a run in five innings, gave up four hits and struck out one.
Red Sox manager Alex Cora said that Winckowski will start Sunday's game against the Padres in Boston, Mac Cerullo of the Boston Herald reports.
The Red Sox recalled Winckowski from Triple-A Worcester on Monday, Mac Cerullo of the Boston Herald reports.
The Red Sox optioned Winckowski to Triple-A Worcester on Sunday.
Winckowski was optioned to Triple-A Worcester on Saturday, Sean McAdam of The Springfield Republican reports.
Winckowski made his most recent appearance as a reliever in Sunday's 9-2 win over the Twins, tossing one inning and allowing one run on two hits.