Stamp credits: Cow with boquet - Azadi Earles
Details: Emboss the cow on white card stock, color in with markers, and cut out close to the image outlines.

Cut a piece of wallpaper to fit inside the colored cardstock.  Use a decorative punch on the corners.

Layer cow, mulberry paper, wallpaper onto colored cardstock.

Add a satin ribbon bow to the top corner.

Add an appropriate "cow" message to inside.  I added the message "You're an "udderly" wonderful friend" by Stacks of Stamps.