The company aims to make Mexican food better for consumers and the planet.

Overall net income climbs 11% in Q1.

Strategic menu price increases, higher traffic benefited US results.

Supply, labor and transportation improve.

Tacombi does it 'the old-fashioned way.'

Calcium-based Levair Select fits into clean label plans.

Has 16 years of experience at the company.

Two varieties are gluten-free.

But total would still be below five-year average.

North America sales also post strong gains.