The Hagelslag texture node produces a random candy sprinkle texture (figure 1).
Figure 1: The Hagelslag node and it's associated parameters
Density - Determines the number of sprinkles added to the texture map.
Random Seed - Changes the sprinkle pattern across a surface.
Sprinkle Radius - Determines the thickness of the sprinkle shapes.
Sprinkle Length - Determines the length of the sprinkle shapes.
Mask Texture - Sets the color of the sprinkle shapes.
Transform Input - Positions, scales, and rotates the surface texture.
Projection Input - Sets how the texture projects onto the surface.