Put a lot of flour on the peel (shovel). Like a lot of flour. Then shake the peel above your counter to get the pizza sliding before you transfer to oven.
In 2021, California produced about 200 TWh in-state and imported about 85 TWh, meaning they imported about 30% of total electricity. Not exactly "almost exclusively" imports.
Also, California regulations certainly permit building new power plants (and many new plants have been built in the past decade), just not new coal fired plants.