I have many molds but I prefer to use a small(er) mold for this recipe.

I also went to another a store to show a friend what I cooked and she gavtold me her idea abouts for my recipes.

She liked almost everything about them but she didn't like the way the recipe was laid outfood was arranged on a plate.

So wWe were in agreement about it.

I have many molds but I prefer to use a small mold.

I also went to another a store to show a friend what I cooked and she gave her idea aboutthoughts on my recipes.

not sure what you mean by another store but I may just not know the context!

She liked almost of it but she didn't like the way the recipedish was laid out on a plate.

So we were in agree about iment.

If you agreed with what she said, you can say 'we were in agreement'. If you discussed it and agreed a solution, you might say 'we came to an agreement'- i.e. you changed something about it in order to agree on the outcome.

I have many molds but I prefer to use a small molder ones.

Must be plural (molds) because there are many.

I also went to another a store to show a friend what I cooked, and she gave her idea aboutme feedback on my recipes.

Two independent clauses, so you can use a comma here to separate the first one from the second one.

She liked almost of them, but she didn't like the way the recipehow the food was laid out on athe plate.

So we were agree about it.

If you agreed with her, you can say. "After consideration, I concluded the same thing." If you disagreed, you can say instead: "we were in disagreement about it."

I have many molds but I prefer to use a small mold.

I also went to another a store to show a friend what I cooked and she gave her idea aboutopinion on my recipes.

She liked almost all of it but she didn't like the way the recipe was laid out on athe plate.

So wWe were in agree about it.ment on it ( / we had the same opinion / I felt the same way)

The other options I suggested might sound more casual