On Monday, the Big Bang Theory star dedicated a sweet “man crush Monday” to Cook in honor of the occasion.
“3 months and a #mcm all rolled into one .. here’s to you my darling,” she captioned a photo of the couple.
Cuoco, 32, and Cook, 27, tied the knot in front of close friends and family on July 1 at a horse stable near San Diego, California.
The couple, who have been dating since March 2016, got engaged last December.
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“He’s my perfect match,” Cuoco gushed to PEOPLE in March of the professional equestrian. “He lets me wake up in the morning and say, ‘I want to go and rescue rabbits.’ And he’s like, ‘Alright, let’s get a coffee and let’s go.’ And that’s him. We are the same, our views are the same, our morals are the same — he is my perfect match.”