fingering disaster

So I love my husband very much, but I don't think he ever learned to finger. It's the most awkward and uncomfortable thing. I tell him that it doesn't feel right and he has been trying to get better because sex goes so fast if we skip the foreplay. Please help me!!! How do I help him learn the secrets of this magical art? I loved being fingered before him now I never know what I'm going to get 🙃. I feel so bad. Help!
**Edit I'm highly allergic to lube and I don't know how to teach him. Every guy I've been with just already knew so I never paid attention because I was just focused on how good it felt. **