01 -
Heat oven to 350°F. Line an 8x8-inch pan with parchment or give it a good spray with nonstick oil.
02 -
Grab a big bowl and mix together the flour, sugar, cocoa powder, baking soda, and salt until it’s blended.
03 -
Pour in water, oil, vinegar, and vanilla into your dry mix. Use a whisk or spatula to stir until it’s all smooth.
04 -
Put the batter into your prepped pan. Bake for 30 to 35 minutes until a toothpick pulls out a few moist crumbs. Allow the cake to cool down completely.
05 -
Mix powdered sugar, butter, cocoa, honey, and vanilla with a hand mixer. Start with low speed for about 30 seconds.
06 -
Add milk, one spoon at a time, until it’s as creamy as you like. Spread on completely cooled cake.