Hello moms, how are you walking with your babies? My little one doesn'…

Hello moms, how are you walking with your babies? My little one doesn't want to be in the stroller, and she won't sit on my lap for more than 10 minutes. She's afraid she might have a meltdown, I wanted to distract her with a pacifier but she refuses it. I give her breast milk, she spits it out, about 7-8 times we went for a walk...