ItemStack out = new ItemStack( Material.WOOD, 4, (short) 0x5 );
out.getItemMeta().setDisplayName( "Crate box" );

ShapedRecipe recipe = new ShapedRecipe( out );
recipe.shape( "ABA", "BAB", "ABA" );
recipe.setIngredient( 'A', Material.WOOD );
recipe.setIngredient( 'B', Material.WOOD_STEP );