CHECK OUT THE PIC BELOW:
"Sunday morning snuggles with my baby girl. So grateful for this precious gift," she captioned the photograph.
Liv -- who also has Milo, 11, from her previous marriage to Royston Langdon and 16-month-old Sailor with Dave -- said her "heart was exploding with love" after giving birth to her daughter.
Also: SEE INSIDE! ‘Mission Impossible’ actress shares breastfeeding selfie