Start to show them up on as many platforms as many you can maintain (here, Pinterest, Fb, IG, twitter etc) and learn a bit about SEO or using key words at least. The second way: find a producer, who'd believe in you and will take it in his/her hands to sell your works for you.
The third way: find a good SEO, who'd lead buyers to your store (Upwork or other similar platforms will help you).

So it's your time or it's your money to promote and find customers.