Pregnant Blake Lively shows off her baby bump

's little baby bump made its red carpet debut this week. The pregnant star glowed as she stepped out in New York for an awards ceremony, showing off her

in a stretch tulle gown by Michael Kors.

Blake, 27, announced that she and husband

were

earlier this month. And at the event she told E! News that she feels she has "always been a mama"."

, a big family of Southerners," the

star said. "I feel like I've always been sorta… I'm the youngest of five, so I never raised any siblings below me, but I'm always the person who's taking everyone else's kid and putting them on my hip, so

."

© Photo: Getty Images

A

, Blake will have the chance to

over the coming months. And at Thursday's event – the God's Love We Deliver, Golden Heart Awards – she

with

: "I'm going to amp up my style by wearing things that are stretchier, cause that's all that fits!" she joked.

© Photo: Getty Images

Blake revealed she was pregnant earlier this month via her

. It is the first child for Blake and 37-year-old Ryan, who met on the 2010 set of

, and surprised friends, family and fans by

in September 2012 in a secret ceremony.