Step 1
Create a blank document.
Black background. White foreground.
Type your text in a bold font of your choice and apply Filter --> Blur --> Gaussian Blur with a radius of something like 3.
Hit Ctrl-E to merge down the layers.
Step 2
Duplicate your layer and select the upper layer.
Apply Filter --> Pixelate --> Mosaic and set the Cell Size to 9 or 10, depending on the size of your text.
Step 3
Now set the layer's opacity to 50 percent and use Filter --> Sharpen --> Sharpen three or four times.
Press Ctrl-E again to merge the layers.
Step 4
The last steps to add the fire color:
Go to Image --> Mode --> Grayscale
Then Image -->Mode --> Indexed Colors
and finally Image -->Mode --> Color Table and choose Black Body
Alright.. fire cube text done





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