As regional Malayalam softcore films (the "Mallu Masala" side) gained popularity, they often adopted the song-and-dance structures and high-drama tropes of mainstream Bollywood to broaden their commercial appeal.

The term "Masala" is a culinary metaphor for a mix of spices, which in Indian cinema represents the blending of multiple genres—action, comedy, romance, and drama—into a single entertainer.

In the late 1980s and throughout the 1990s, the Indian film landscape—specifically in the Malayalam-speaking state of Kerala—saw the emergence of a wave of softcore movies . These films, often produced on shoe-string budgets, became known for several distinct features:

Actresses like Silk Smitha and later Shakeela became synonymous with this era, often referred to as the Shakeela tharangam (Shakeela wave). Bollywood’s Influence and the "Masala" Concept

Mainstream Bollywood perfected the masala formula in the 1970s with stars like Amitabh Bachchan .

The "Mallu Masala" era was eventually overtaken by several factors: The 100 Best Commercial Malayalam Movies (Post-1980) - IMDb