You're Pre-Grinding Your Coffee
One of the worst things that you can do to your bag of expensive coffee is grinding it at the grocery store and throwing it back in your bag. Invest in an inexpensive spice grinder, When you grind your coffee fresh, you allow the oils (aka the flavor) to stay in your coffee without getting damaged or evaporated.
You're Cooking Pizza All Wrong
Make sure that you preheat your baking surface before you put your pizza in the oven. This will guarantee a crispy bottom and a completely cooked top. Best case scenario, buy a pizza stone. It will set you free.