{"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/b\/bc\/Make-an-Anatomically-Correct-Brain-Cake-Step-1-Version-2.jpg\/v4-460px-Make-an-Anatomically-Correct-Brain-Cake-Step-1-Version-2.jpg","bigUrl":"\/images\/thumb\/b\/bc\/Make-an-Anatomically-Correct-Brain-Cake-Step-1-Version-2.jpg\/aid318546-v4-728px-Make-an-Anatomically-Correct-Brain-Cake-Step-1-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"<div class=\"mw-parser-output\"><p>License: <a target=\"_blank\" rel=\"nofollow noreferrer noopener\" class=\"external text\" href=\"https:\/\/creativecommons.org\/licenses\/by-nc-sa\/3.0\/\">Creative Commons<\/a><br>

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<\/p><\/div>"} 1 Choose an illustration as your pattern. Look for something without a lot of detail, but enough to create the major brain areas. Start out with a search engine to browse around for potential images. You can also scan pictures from books or magazines for ideas. Print and cut out a pattern that is the correct size for your cake.

{"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/b\/bc\/Make-an-Anatomically-Correct-Brain-Cake-Step-2-Version-2.jpg\/v4-460px-Make-an-Anatomically-Correct-Brain-Cake-Step-2-Version-2.jpg","bigUrl":"\/images\/thumb\/b\/bc\/Make-an-Anatomically-Correct-Brain-Cake-Step-2-Version-2.jpg\/aid318546-v4-728px-Make-an-Anatomically-Correct-Brain-Cake-Step-2-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"<div class=\"mw-parser-output\"><p>License: <a target=\"_blank\" rel=\"nofollow noreferrer noopener\" class=\"external text\" href=\"https:\/\/creativecommons.org\/licenses\/by-nc-sa\/3.0\/\">Creative Commons<\/a><br>

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<\/p><\/div>"} 2 Bake your cake. Be aware when you're planning to present your cake, the final cake will be 1.5-2" (4-5cm) wider than your template. Two 9" (23cm) rounds were sufficient for the cake in these pictures. Bake the cake according to the directions on the box. Let it cool completely. Meanwhile...

{"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/e\/eb\/Make-an-Anatomically-Correct-Brain-Cake-Step-3-Version-2.jpg\/v4-460px-Make-an-Anatomically-Correct-Brain-Cake-Step-3-Version-2.jpg","bigUrl":"\/images\/thumb\/e\/eb\/Make-an-Anatomically-Correct-Brain-Cake-Step-3-Version-2.jpg\/aid318546-v4-728px-Make-an-Anatomically-Correct-Brain-Cake-Step-3-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"<div class=\"mw-parser-output\"><p>License: <a target=\"_blank\" rel=\"nofollow noreferrer noopener\" class=\"external text\" href=\"https:\/\/creativecommons.org\/licenses\/by-nc-sa\/3.0\/\">Creative Commons<\/a><br>

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<\/p><\/div>"} 3 Make at least 1 batch of marshmallow fondant (depending on the size of your cake), and color it with food coloring. 4 drops of red, 4 drops of yellow, and 2 drops of green makes a good grey matter color. The very sticky. 4 drops of red, 4 drops of yellow, and 2 drops of green makes a good grey matter color. The marshmallow fondant article does not recommend using any butter or shortening for greasing hands and work spaces, but a slightly shiny texture is not undesirable here, so use as much as you want because it getssticky.

{"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/3\/35\/Make-an-Anatomically-Correct-Brain-Cake-Step-4-Version-2.jpg\/v4-460px-Make-an-Anatomically-Correct-Brain-Cake-Step-4-Version-2.jpg","bigUrl":"\/images\/thumb\/3\/35\/Make-an-Anatomically-Correct-Brain-Cake-Step-4-Version-2.jpg\/aid318546-v4-728px-Make-an-Anatomically-Correct-Brain-Cake-Step-4-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"<div class=\"mw-parser-output\"><p>License: <a target=\"_blank\" rel=\"nofollow noreferrer noopener\" class=\"external text\" href=\"https:\/\/creativecommons.org\/licenses\/by-nc-sa\/3.0\/\">Creative Commons<\/a><br>

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<\/p><\/div>"} 4 Assemble your cake. Stack each layer with a small amount of filling. Don't overdo it with the filling or they may slide around. Do not frost the outside of your cake.

{"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/9\/9d\/Make-an-Anatomically-Correct-Brain-Cake-Step-5-Version-2.jpg\/v4-460px-Make-an-Anatomically-Correct-Brain-Cake-Step-5-Version-2.jpg","bigUrl":"\/images\/thumb\/9\/9d\/Make-an-Anatomically-Correct-Brain-Cake-Step-5-Version-2.jpg\/aid318546-v4-728px-Make-an-Anatomically-Correct-Brain-Cake-Step-5-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"<div class=\"mw-parser-output\"><p>License: <a target=\"_blank\" rel=\"nofollow noreferrer noopener\" class=\"external text\" href=\"https:\/\/creativecommons.org\/licenses\/by-nc-sa\/3.0\/\">Creative Commons<\/a><br>

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<\/p><\/div>"} 5 Position your pattern on top of the cake, and score the cake with a knife to leave the outline of your pattern in the cake.

{"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/2\/25\/Make-an-Anatomically-Correct-Brain-Cake-Step-6-Version-2.jpg\/v4-460px-Make-an-Anatomically-Correct-Brain-Cake-Step-6-Version-2.jpg","bigUrl":"\/images\/thumb\/2\/25\/Make-an-Anatomically-Correct-Brain-Cake-Step-6-Version-2.jpg\/aid318546-v4-728px-Make-an-Anatomically-Correct-Brain-Cake-Step-6-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"<div class=\"mw-parser-output\"><p>License: <a target=\"_blank\" rel=\"nofollow noreferrer noopener\" class=\"external text\" href=\"https:\/\/creativecommons.org\/licenses\/by-nc-sa\/3.0\/\">Creative Commons<\/a><br>

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<\/p><\/div>"} 6 Remove the pattern and carefully carve the cake into the shape of your pattern. You can cut each piece off in sections to make it easier. Don't worry if it's not perfect, since everything will eventually be covered with frosting and fondant. Slightly round the sharp edges.

{"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/b\/b8\/Make-an-Anatomically-Correct-Brain-Cake-Step-8-Version-2.jpg\/v4-460px-Make-an-Anatomically-Correct-Brain-Cake-Step-8-Version-2.jpg","bigUrl":"\/images\/thumb\/b\/b8\/Make-an-Anatomically-Correct-Brain-Cake-Step-8-Version-2.jpg\/aid318546-v4-728px-Make-an-Anatomically-Correct-Brain-Cake-Step-8-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"<div class=\"mw-parser-output\"><p>License: <a target=\"_blank\" rel=\"nofollow noreferrer noopener\" class=\"external text\" href=\"https:\/\/creativecommons.org\/licenses\/by-nc-sa\/3.0\/\">Creative Commons<\/a><br>

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<\/p><\/div>"} 8 Powder your work surface with a good amount of corn starch. Pinch off a lemon-sized ball of marshmallow fondant and roll it out to about 1/4-1/8" (3-6mm) thick.