A tile backsplash looks great and is super easy to install.
1 - Spread mastic on the wall with a saw tooth trowel.
2 - Stick on tiles.
3 - Spread grout on and squish into grout lines with a rubber trowel.
4 - Squeegee off as much excess grout as you can with rubber trowel.
5 - Clean the rest of the excess grout off with a wet sponge.