Instructions Build the Bottom of the Mold For the Base. Plan. Decide where you want to construct an oven, and what... 2. Obviously, the first and most important step is planning. Building the Oven Shell. How to Make a Homemade Pizza Oven Step 1: What You Will Need. Three ingredients will be … Build the Sidewalls For the Base Mold. It's been that way for years, but we continue to cook our pizza in standard ovens and settle for soggy or burnt pizza. The best tasting pizza is cooked in a wood-burning pizza oven built out of brick. Step 2: Casting the Slab. Step 3: Building Up the Base Walls. Create A Base. Stack the walls. Use concrete pavers... 3. As a fuel, you are going to use wood, so your base should be strong and fireproof. Step 2: Creating the Base. Pizza Oven Build Step 1: Preparing the Base. You’ll need to split … Begin with the back wall, 4½ bricks wide by 5 bricks tall, laid flat. Use Supports. With the circular saw, rip another piece of MDF wood into strips that are 2 3/4... Pour the Concrete For the Mold. In this section, we will be creating the oven wall. Materials: 1.